JavaScript is disabled. The reason behind this is the backpressure. Log in, Power Stroke to International Cross Reference. Thats why DPF removal is mostly recommended to be handled by an expert auto mechanic because of the technicality. So it'd take about 3 years to cover it. Great gains for this mod. overall performance is very good. The car now has crystal clean oil and lot better performing machine. Whether you own a Cumminsor a Powerstroke, removing the DPF can bring noticeable changes in the MPG. However, the major drawback of DPF delete is the possibility of releasing toxic gaseous emissions into the atmosphere. All such kits come with two major components that include a tuner and an exhaust. Supposed to help fuel economy, but I did not notice much. (car is bone stock btw). It helps with emissions when cruising or idling. Ultimately, a tuned up engine with a good catalytic converter and less restrictions is going to run smoother and more efficient than an emissions crippled engine. Increase the performance and fuel economy of your VW TDI CR 2.0L by eliminating the restrictive Diesel Particulate Filter (DPF) and Exhaust Gas Recirculation (EGR) system, thus allowing the exhaust to flow more freely. Also I think over time the computer learns how well the diesel burns and adjusts accordingly so over time say 10 tank test it may not make as much difference. Are you building a race car or converting a car to off-road use only? Come join the discussion about performance, modifications, troubleshooting, TDI, maintenance, and more! Nonetheless, ensure to find out whether the DPF removal is permissible in your location before you go ahead. The diesel particulate filter (DPF) is usually made of silicon, ceramic, cordierite, or carbide. Also, there's some subtle differences with every single truck. Surprised how low that is. DPF Delete is an Off-Highway Tuning service intended solely for closed-course racing and off-highway driving. Here is more on the system: Why will emissions go way up? . If you have a dsg, then getting 50mpg is very hard to do even with dpf delete. Anyone got any advice? Emissions inspections may also prove troublesome if you have them. This is all with no idling and hand calculations. DPF removal is one powerful strategy that helps increase a vehicles fuel mileage. cruze diesel chevy mpg delete squeezing feature chevrolet. Delete Pros. If so worth it over the rawtek Press J to jump to the feed. This is primarily because having a DPF in an engine is compulsory to control pollutant emissions. I just got back from a 1,000 mile round trip up almost 2,000 ft. into the mountains. Diesel Dudes 3.0L EcoDiesel DPF Delete Kit, HP Tuners DPF Delete Tuner 3.0L EcoDiesel, 6.7 PowerStroke Intercooler & Pipe Upgrades, SCR & DPF integrated into the same piping, DEF no longer need to fill this up so the tank either gets plugged or can be uninstalled, Reliability and reduced maintenance costs, Power gains up to 50whp with tune (gains mostly from tune), Better reliability and less maintenance costs, It is technically illegal you wont pass emissions, Dealers and even some mechanics wont work on your truck. We recently created this blog site to enable us to share our knowledge with other automotive mechanics and car owners. Even Green Diesel only claims a 4-7 mpg gain. Just read here, numerous threads already on what people have done over the last decade. Even though it is possible to clean the component with high-pressure compressed air, most people prefer to eliminate the DPF completely. Depends on how you drive. ! Want this baby to last well past 200k miles. Ive got a 14 hour drive coming up in 9 days and I cant wait to see how it does. If not you should hurry and get it done! DPF Delete The DPF (diesel particulate filter) is a component build into a diesel engine to help remove soot from the engine. I actually never noticed a diesel smell. I had the resonator in there and removed it later but no change in that. You must log in or register to reply here. The filter captures the soot and exhaust gases that may otherwise escape into the environment. Create an account to follow your favorite communities and start taking part in conversations. No problem doing 65 mph in the right lane. Super car territorythe BMW 335D JR4 Class - 464 WHP and 715 Ft. Lbs. I am aggressively tuned with a big turbo so.. idk if it makes any difference on a stock vehicle. Create an account to follow your favorite communities and start taking part in conversations. ***Resonator is highly suggested for stock sound levels*** No EGR block off plates come with this kit. I got some I think polish made downpipe that I first saw on eBay because it was the cheaper of the options. Rides home in traffic range between 33-39 on the MDF. VW TDI forum, Audi, Porsche, and Chevy Cruze Diesel forum. Welcome to rxmechanic.com. The way you drive is the best way to better mileage. Who does not want to cut down on their fuel costs? Lots of places. Search on 2microns filter setup for your car. 2012 Jetta 2.0 TDI. Guaranteed mpg improvement. Is it something that can be removed and then put back on with a replacement pipe? Reduced intake air flow and regeneration cycles can cause DPF and EGR-equipped vehicles to burn more fuel throughout their lifespan. We cannot claim any particular number or value, but it is truly an effective method of increasing MPG. But yeah, there are a lot of factors that effect fuel mileage and I've seen claims from low 40s to the low 50s on the highway. Runs very well with the new tune. Reddit and its partners use cookies and similar technologies to provide you with a better experience. A Diesel Particulate Filter (DPF or FAP for short) is a filter found in the downpipe section of the exhaust and is specifically designed to reduce the amount of Diesel Particulate Matter (Soot/Ash) passing through. Eliminating the diesel particulate filter (DPF) will hinder the engine control unit (ECU) from receiving the correct sensor signal with respect to maximum and minimum allowable back pressures. We strongly recommend not removing the DPF without a tuner. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Year : 1999 - 2002. I'm only getting 9 city and 15 highway. Also, EGR delete stops putting exhaust back into the engine, making for cleaner fuel/air mixtures, and DPF delete improves exhaust flow, reducing engine load. However, being that this component is a filter, it needs to be cleaned to remove the soot and contaminant buildup from time to time. Is this a physical delete or software one? However, your car may not be able to pass the MOT emissions test afterward. This downpipe is built to last with 409 grade stainless steel and a high quality flex pipe. However, kindly note that youll be fined if yourecaught with DPF delete. I am just trying to do this before I start having issues with the particulate filter. I have all my fuel ups recorded in an app and I drive 140 miles a day for my commute to work round trip so those numbers are pretty solid and mostly all highway. Please advise on various systems available. Adding performance and reliability to your German diesel! These sensors can be highly disturbed and malfunction if even one part is removed without configuration. Start by replacing the restrictive factory DPF filter and exhaust with this mandrel bent downpipe and allowing the exhaust to flow freely! Please advise on various systems available. The reason behind this is the backpressure. Established over 10 years, with Headquarters in Maidenhead UK and This TDI DPF Delete downpipe is built to last with 304 grade stainless steel and the world's most reliable aftermarket flex pipe. The DPF and CAT are in the same physical unit and it will fail emissions tests due to the check engine light that you have without a retune. Therefore, to regulate the vehicles in an eco-friendly manner, DPF removal is illegal. thank you, this is the most helpful and what I was looking for. Rather than deal with the hassle of a clogged DPF and potential engine damage not to mention the repairs and downtime that come with such many owner-operators and fleet managers just opt to have the component deleted altogether. But being that regeneration can take up to 45 minutes to complete, maintaining consistently high speeds can be a challenge for some diesel drivers and when regeneration cannot occur, the DPF can become clogged and the engine can also sustain damage. It may not be street legal in your province or state, and this service cannot be performed on vehicles registered or certified for highway use. I don't even think it would run well without it since the computer might send the car into limp mode if it doesn't get expected feedback from the various sensors. its literally like a different car. I still have a Malone Stage II tune though, even with the stock DPF in place. Unfortunately enough, removing a DPF is not legal. We cannot claim any particular number or value, but it is truly an effective method of increasing MPG. Removing the Diesel Particulate Filter is one way most diesel-powered vehicle owners overcome the stress of unclogging the filter regularly. of Torque! I put 350ish miles per week on it so I dont want to wear out tranny with anything more. Mpg went up as well as power (how often does that happen with gas cars? Thread bookmarked for it's sheer awesomeness and completeness - great work, ccbb! Amongst an endless number of parts of these engines, DPF is an integral one that you can find in almost all diesel engines. 2015 TDI EA288 (North American market application) has a low pressure EGR cooler which does not have carbon deposition issues. Thats why I make no promises. If you want to keep the economy but add some zip to your TDI, we can help you choose the right upgrades for your car. After 565000km the KP39 vane actuator started leaking VNT-15 autopsy at 390,000 miles. Moreover, without the tuner, you will not see many differences in performance and mileage. The DPF is an important part of the emissions control system in diesel engines. Bro, its a tiny 2.0 liter engine Are you kidding me? Undoubtedly, theDPF deleteprovides several mouth-watering advantages to a diesel vehicle owner. Meticulously crafted and beautifully welded stainless steel exhaust products for diesel and TDI Volkswagen, BMW Mercedes-Benz, Audi & Porsche DPF Delete kits. I have yet to fuel up from the trip back but my readout shows 2 MPG higher then my previous tank readout. HOWEVER deleting the egr will also eliminate the egr cooler which helps the engine warm up significantly faster. He started writing automotive articles to share his garage experience with car enthusiasts and armature mechanics. Trying to get good mpg I drove from Central Florida to the north part of North Carolina on a single tank with about 100 miles to spare. DPF Delete Kits For Trucks . Similarly, to remove DPF, a DPF delete kit is used. I recieved a dpf delete pipe from cb engineering. This article defines the meaning of DPF, its function in a vehicle, as well as the benefits and setbacks of eliminating the component from your diesel-powered vehicle. With views of Cologne Cathedral, Old Town and the Rhine River, Hyatt Regency Cologne is perfect for your trip to Cologne. I had a Malone Stage II with RAWTEK DPF/EGR delete downpipe with a high flow cat and resonated 2.5 exhaust. Sign up for our e-mail to get latest news. In 2018, the MOT law and DPF check were made a lot stricter. So, if you drive a diesel vehicle and you need an improvement in your fuel consumption rate, removing the diesel particulate filter is a sure way to get a better fuel economy. The bottom end feels like my old worked over ALH, and the revs keep coming all the way up. Driving like a dad not a teen. A diesel DPF delete kit improves fuel economy and horsepower. are you going to go easy or drive normally? If you've never used a tuner before, you should opt for expert help instead of removing the DPF without it. The growl the car produces under hard acceleration is quite beautiful. I did the whole Stage 2 Malone Tune and DPF/Cat/EGR delete a few months ago. Aug 6, 2010. 16 kevan0317 4 yr. ago But you will release nox into the atmosphere slowly killing us all. You have been here long enough to know what the issues are. One of the easiest jobs I've ever don on a car. Removes EGR/DPF/SCR/Exhaust-Flap. Excellent build quality and materials. Go get your DPF replaced out of warranty, look at the bill, and say that again. Better Fuel Economy. A DPF delete, is when the DPF (and sometimes the DOC) are removed from the vehicle altogether. It becomes a personal preference at that point. At Diesel Spec, were proud to offer engine tuning and delete services among a variety of different engine makes and models, including International. DPF delete seems to be the sure way to eliminate a clogged diesel particulate filter, boost a vehicles horsepower, improve fuel economy, and enhance other aspects. Your email address will not be published. Are you sure you know what you are doing? Although a car can run without a DPF, it is not advisable to eliminate the component because of the hazardous toxic gaseous emissions caused by the exhaust system. I expect to be in the 37-39 MPG range as I run thru this set of tires. Deleting the DPF can increase a vehicles performance, adding horsepower and increasing fuel mileage. But getting 50 mpg on a "tank" of fuel usually means long, slow highway road trips. The presence of the diesel particulate filter (DPF) helps to minimize a vehicles noise. This can pose a serious threat to the environment, especially to human health. The TDI engines were constructed with many similar features that were found in diesel engines in heavy-duty applications for enhanced durability. Why delete them now? I'm surprised that today I only get 16.8. You may want to look up a vehicles license plate in several instances, such as knowing the vehicles details when doing a background search before a purchase. Of course, DPF delete is worth it with respect to the advantages of eliminating the component from a vehicle. Made me cough a bunch after long drives too. VW worked long and hard to develop a clean burn diesel technology to meet US EPA regulations. Unfortunately, every coin has two sides. The biggest reason people delete their DEF system is to save weight. Chevy Cruze Diesel Delete - Shjones Ohmsjones shjonesohmsjones.blogspot.com. It may not be street legal in your province or state, and this service cannot be performed on vehicles registered or certified for highway use. Therefore, DPF delete has a hugely positive impact on the engine's performance. I DID A 2013 350 DUALLY AND SAME ****. 30/40 EPA-rated MPG Stock 140hp 236Lb-Ft Eco Tune +20hp +15tq (Ideal for deleted and +MPG) Stage 1 +30hp +65tq (DSG Tuning is not needed we limit spikes in TQ) Stage 2 +55hp +95tq (Hybrid Turbo upgraded clutch or DSG tuning is needed) Will a car without DPF fail the sniffer or visual or both? If I'm in it at every light then it can get down to the high 30s. V2 Hybrid Turbos for BMW M57 Diesels - 335D and X5 35D, BMW 335D World Record for the 1/4 Mile, OBD Tuning and New Hybrid Turbo Kits. After deletes (over a year now) I average 13.5MPG. Removing the DPF will result in a huge increase in emissions, and the worst kind too, since soot is much more immediately harmful than greenhouse gasses. Even a modest improvement in engine efficiency can go a long way. 5 Buzzken is the BOMB. Just to be pedantic, it's not the dpf delete that increases range, it's the change in the engine tune it allows that does. Your children will thank you for leaving the DPF in place. Then you could still find a leaky fitting or airbag and you in for another $500 per bag. All Rights Reserved. However, the component comes with a couple of challenges, especially the poor airflow and reduced engine power that characterizes a clogged DPF filter. Codes 4560, 4570 and more for BMW Diesel - Rail Pressure Plausibility delivery controlled, Error code 4BDC: Fuel presupply control - X5 E70 35D, BMW DDE Installation Guide and Troubleshooting - No Start, 2015 TDI Tuning - Flashzilla V3 User Guide - Malone Tuning, How to change a G40 Cam position sensor - 10 minute job, CKRA Passat Logging Guide - VCDS - Malone Tuning, AARodriguez Corp. - Off Road Use Only Disclaimer, AARodriguez Corp. TDI Build with RyanP's 2260 kit, VW 3.0L CR TDI Touareg & Q7 DPF and SCR Delete Kit by BuzzKen (AAR1564), Malone Tuning - Stage 2 Tune 3.0L V6 TDI (AAR1581), VW 3.0L CR TDI Touareg & Q7 Downpipe Kit by BuzzKen (2009-2012) (AAR2097), 2011+ Touareg / Q7 3.0L TDI - JR AutoTuning Performance (AAR2277), Malone Tuning - Stage 1 Tune 3.0L V6 TDI (AAR1580), V10 Touareg TDI - DPF delete kit - BuzzKen (AAR2003), VW 3.0L CR TDI Touareg & Q7 Downpipe Kit by BuzzKen (2013+), New Release! 1996-1998 VW 1.9L TDI VW TDI's are the cars that put the diesel's "smokey, smelly, sluggish" reputation to rest. Of course! He has a thread in the vendor for sale forum. In this case, removing DPF is a bad idea. Whether you need a high performance DPF delete kit or just a stock compatible one to improve fuel economy, we have and can help you find the right kit for your diesel truck. Trucks and heavy-duty cars are equipped with more powerful engines. The backpressure is reduced, that means better air flow through the engine and hence more power to ease the air flow. The objective of this filter is to create cleaner / more eco friendly exhaust gases being released into the atmosphere. Unless you have a lead foot. Anyone have an estimated life-span for a DPF? Rxmechanic.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for website owners to earn advertising fees by advertising and linking to Amazon.com. It is an emission control system filter in diesel-powered vehicles that helps to capture and store exhaust soot, thereby reducing the rate of toxic emissions that go through the exhaust pipe into the air. Posted by Matt on 13th Nov 2019 Completely changes the dynamics of the car for the better. So I'm going to throw out the obligatory "Emissions equipment removal is illegal" warning. DPF/EGR delete and a Malone Stage 2 in a 2012 Jetta TDI 6MT got me about a 10% improvement in mpg, from about a 42 mpg calculated average to about 46. But it can be done - in the summer I consistently get 50+ mpg hwy if I keep it under 65 mph. If you are close to Austin I can check the status of your dpf if you like. ADPF delete is illegalbecause of the hazard the absence of the diesel particulate filter (DPF) causes to the atmosphere. When it's cold outside I get 40 per tank up to 41. The addition of a diesel engine provided superior fuel economy and overall better performance over the gasoline options. Diesel DPF delete kits get rid of the troublesome emissions and soot that come from the exhaust gas of your truck's diesel engine. Best Free License Plate Lookup Top 7 for Free Check-up. It's burning the same amount of soot (just all the time, instead of infrequent bursts), and with a proper tune the fuel injectors wont be squirting fuel into the exhaust to burn off the soot. Who has actually done this successfully? Speed limit on the toll road here is 85 mph. The increase of MPG your engine will experience hugely depends on how clogged the DPF is. Still some work to do and everything else you said remains the same. Yes, highway drving only needs around 30 hp but as soon as you accelerate or go up a hill, the load goes way up, higher than what you'd see in steady driving at a much slower speed. My mpgs highway are 42 to 45 mpg. I still made an average of 49.5mpg. Cleaning or replacing a DPF can take an hour or more, but driving with a clogged filter can result in huge repair and towing bills. If you have a manual, getting a Malone stage 2 with dpf delete can get you your 50mpg if you know how to drive well. Or are unaware of the consequences of what they are giving up. My 06 6.0 averaged 14.5 miles but so did my 08 CVPI. DPF delete comes with several advantages, hence the reason why most diesel-powered vehicle owners do not think twice before requesting for aDPF delete kit. Otherwise, consult a professional auto technician and the designated Environmental Protection Agency in your location to find out whether the operation is legal or not. No, actually, with regards to NOx they were not. However, considering the numerous benefits of eliminating the diesel particulate filter, most diesel-powered vehicle owners wouldnt mind. I DON'T have DPF on my '08 GL 320 CDI - and that is a very good reason for me to . I saw the same 42 to 46 mpg increase, but sometimes saw results in the 50mpg range. The CR-TDIs werent that terribly dirty. Noise is the same as factory. I got around 10mpg increase. Thanks for that explanation chittychitty, it was very complete. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. I'm sure you could push it either way but this is a fair overall inte. ***Includes ALL required hardware and clamps***, 409 stainless steel from North America mills, Stainless steel installation hardware included, Chevrolet C10 powered by BMW M57 Diesel Engine. If you don't want to deal with a DPF, don't buy a Diesel engine. Plus even a non-compliant Common Rail Volkswagen is cleaner than the pre-2009 models. The amount of power the truck gain from the delete is staggering. So far at 63,000 miles with only regular scheduled service my only other expense has been a set of wiper blades. Diesel Dudes Complete 6.7L Cummins Delete Kit, 15-30hp and 50-100wtq gains depending on your tune, Improved turbo efficiency and reliability, Increases pollution and is harmful to the environment. Many people wonder why they need to remove DPF from their engine and whether or not it has any positive effects. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. This occurrence will eventually lead to several implications, including poor airflow, reduced fuel efficiency, poor overall engine power and performance, etc. This soot is then stored in a canister that contains honeycomb-shaped compartments. A forum community dedicated to Audi, Volkswagen, Porsche, and all turbo diesel owners and enthusiasts. Besides the improved fuel economy, the engine gets a horsepower boost up to +10%. Bolted right up, Posted by Chris Simmonds on 27th Jan 2020. Jun 21, 2016. carbonduc27 said: it can be costly to throw money at parts to try and fix the air if it isn't working. This is accomplished via a process called regeneration and its a very problematic process. IT DOESNT MATTER IF LOW BOOST FUELING IS UP OR DOWN OR IN THE MIDDLE. Press question mark to learn the rest of the keyboard shortcuts, 12 Golf TDI,07 C6 z06,97 Audi A4 VR6T,97 Jetta VR6,87 Scirocco. On seasons where weather is nice, no ac needed I get 44 easily. This will help you avert any penalties that follow the violation of the emissions control regulations. It is sometimes referred to as soot traps. The component plays a vital role in ensuring that the atmosphere is free from the toxic release that proceeds from a diesel vehicles exhaust pipe. Lower speeds are always the quickest, easiest, and cheapest route to better mpg's. This is because your engine becomes more responsive after removal, as it receives more power and better fuel flow to work with. I've had my TDI since December 10th, 2014. I have consistently maintained 41-44mpg avg with mixed driving every tank. Therefore, the overall performance of your car will be enhanced by DPF delete. Downpipe / DPF Delete VAG 1.6 TDI / 2.0TDI www.mypower.pt. Volkswagen TDI's are the ultimate economy car, with many averaging 40 to 50 mpg. When this happens, the system will trigger an error code, and the vehicle will most likely move into limp mode. Will a car without DPF damage the cat? It it for a gl. Secondly, the DPF system is prone to clogging and costs $2k+ to replace when it clogs. If I didnt cut it shorter, the existing muffler section was pushed back and the mufflers touched my bumper. a tuned up engine with a good catalytic converter If he is not in the garage fixing challenging mechanical problems, he is writing automotive repair guides, buyers guides, and car and tools comparisons. I deleted and tuned and installed the stainless exhaust, I saw in that truck a 9-12 mile improvement 19 city 21 hwy. THE FUEL MILEAGE IS AVERAGING OUT TO BE ABOUT 3MPG LESS THAN FACTORY. I have only seen the Rawtek and the buzz Ken systems. Save my name, email, and website in this browser for the next time I comment. Incredible online service from order to my door. When I first got my H&S, most threads I read about for best MPG gains were with the HD300. An EGR delete is useless imo, if your car isn't burning oil it won't get clogged up. I would opt to tune the egr, on mine I can tune it off using VCDS for those long "offroad" trips ;) 1. Start by replacing the restrictive factory DPF filter and exhaust with this mandrel bent downpipe and allowing the exhaust to flow freely! Recently did down-pipe back 4" exhaust with muffler, Fass Titanium 100 lift pump, dpf delete, egr block plates and egr shut off, EFI live 85hp tune, S&B intake. My highest calculated on paper mileage was between 53 and 54 mpg. Tuning comes with the base kit. DPF DELETE KITS FOR TRUCKS DEF delete (diesel engine fluid) DEF delete kits are designed to remove the Diesel Exhaust Fluid (DEF) system from your vehicle. The easiest and most highly trusted way of increasing horsepower of your engine is to remove DPF. All You Need To Know. It may not be street legal in your province or state, and this service cannot be performed on vehicles registered or certified for highway use. A Diesel Particulate Filter (DPF) delete is the process of removing a vehicles DPF and resetting the computer system to operate without the component subsequently. Hey everyone. This is 2-3 mpg worse than before I deleted. In other words, deleting the component will automatically trigger the noise beyond the normal experience while the DPF is on. This further results in better acceleration, improved throttle response, etc. Reddit and its partners use cookies and similar technologies to provide you with a better experience. If I can do a whole def/dpf and egr delete that would be awesome cause it would result in the motor being more efficient, run . VW and Audi TDI forum, Chevy Cruze diesel forums, VW Mk6 Golf, Jetta, Beetle, Sportwagen TDI forum, The Fora platform includes forum software by XenForo, http://www.myturbodiesel.com/1000q/DPF-Adblue-FAQ-VW-Audi.htm, VW Mk4 Jetta, Golf, New Beetle, Passat TDI forum, Mk5 VW Jetta, Sportwagen, and Audi A3 TDI forum, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. The chemical catalyst has a little amount of palladium or platinum as part of its makeup. the topmost benefit of the DPF delete is the improvement in the performance of the engine. When I pulled into the shop to delete it I was getting 10.5 mpg from mainly winter time in town driving. Deleting it can thereby eliminate the potential harm it may cause, while also offering owner-operators and fleet managers some additional benefits. If you decide to go with RAWTEK, the have really good sales a few times a year. The biggest drawback IMHO was the overwhelming raw diesel exhaust fumes. Or both. Most anytime I hear people complain about not getting the mileage results they would like, it's usually a pretty easy guess that they drive 90mph everywhere they go. Otherwise, the after-effect may not be as expected, especially if you live in a very strict city. I got as high as 62.8mpg indicated (60.5 actual) on a 95 degree day. But with this new setup, it is far to easy to get on it and smile. If you can change your own oil you can install this kit. Moreover, expert mechanics or people with experience also code the system and make sure the sensors in your engine are not disturbed after the removal with the tuner. If I drive conservatively, 48 mpg is quite doable. DPF Delete is an Off-Highway Tuning service intended solely for closed-course racing and off-highway driving. I for one was happy to see the reintroduction of the VW diesel in the US (2009). The cost of removing and replacing the exhaust components and tuning will eat any economy you get for a very long while as well. Brand . Many threads on this already if you search a little. The fuel mileage is very impressive if you can keep your foot out of it. First is for performance purposes. However, eliminating the diesel particulate filter has numerous benefits, including improved horsepower, better fuel economy, etc. In other words, it can become full. Hmm thats something to think of since I'm sure an ECU re-flash will mean even more soot. When the throttle is close to the floor or the rpm is over 3k the EGR stops interfering and acts like it isn't there.
