Stillen Performance Auto Parts

Stillen
  • Stillen® - Generation 2 Long Tube Dual Cold Air Intake Kit
    Stillen®Generation 2 Long Tube Dual Cold Air Intake Kit
    1
    # sp184099
    Generation 2 Long Tube Dual Cold Air Intake Kit by Stillen®. Make your engine function at its full efficiency by choosing from our comprehensive selection of top-grade performance air intake parts. Crafted by the industry-leading...
    Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions
    $519.99 - $591.26
  • Stillen® - Generation 3 Ultra Long Tube Dual Cold Air Intake Kit
    Stillen®Generation 3 Ultra Long Tube Dual Cold Air Intake Kit
    5
    # sp184100
    Generation 3 Ultra Long Tube Dual Cold Air Intake Kit by Stillen®. Make your engine function at its full efficiency by choosing from our comprehensive selection of top-grade performance air intake parts. Crafted by the industry-leading...
    Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions
    $589.99 - $624.99
  • Stillen® - Hi-Flow Cold Air Intake System
    Stillen®Hi-Flow Cold Air Intake System
    0
    # sp184101
    Hi-Flow Cold Air Intake System by Stillen®. Make your engine function at its full efficiency by choosing from our comprehensive selection of top-grade performance air intake parts. Crafted by the industry-leading professionals who use...
    Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions
    $301.73 - $469.99
  • Stillen® - TruPower Stage 2 Cold Air Intake System
    Stillen®TruPower Stage 2 Cold Air Intake System
    0
    # sp222996
    TruPower Stage 2 Cold Air Intake System by Stillen®. Make your engine function at its full efficiency by choosing from our comprehensive selection of top-grade performance air intake parts. Crafted by the industry-leading professionals...
    Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions
    $394.99 - $434.99
  • Stillen® - Supercharger Tuned System
    Stillen®Supercharger Tuned System
    0
    # sp190633
    Supercharger Tuned System by Stillen®. add a dose of torque, better-than-stock heat management and airflow, and near stock fuel economy at low rpm. now youve got the formula for superchargers done the stillen way. were talking driveable...
    Designed to provide long-lasting service lifeMade utilizing state-of-the-art equipment
    $6,836.84 - $8,963.16
  • Stillen® - Hi-Flow Short Ram Air Intake System
    Stillen®Hi-Flow Short Ram Air Intake System
    0
    # sp184102
    Hi-Flow Short Ram Air Intake System by Stillen®. Make your engine function at its full efficiency by choosing from our comprehensive selection of top-grade performance air intake parts. Crafted by the industry-leading professionals who...
    Improved Throttle Response and HorsepowerPolyurethane Fresh Air Duct
    $280.10 - $537.63
  • Stillen® - Air Intake Z-Tube
    Stillen®Air Intake Z-Tube
    1
    # sp200295
    Air Intake Z-Tube by Stillen®. Make your engine function at its full efficiency by choosing from our comprehensive selection of top-grade performance air intake parts. Crafted by the industry-leading professionals who use the most...
    Roto-Molded Plastic Tubing Like the 350ZIsolates Incoming Air From Engine Heat
    $83.41
  • Stillen® - Rear Lip Spoiler
    Stillen®Rear Lip Spoiler
    0
    # sp161530
    Rear Lip Spoiler by Stillen®. Add an aggressive look to your car with the Stillen polyurethane roof wing. This wing is shipped ready for final prep and painting. Personalize your ride with Stillen body styling products. Constructed of...
    $169.75 - $341.85
  • Stillen® - Exhaust Mid-Pipe
    Stillen®Exhaust Mid-Pipe
    0
    # sp247894
    Exhaust Mid-Pipe by Stillen®. Leave it to the exhaust experts at Stillen to fix that shortcoming, delivering more power along the way with a more aggressive exhaust note with no annoying drone. Plus it looks great and stays looking that...
    304 Stainless Steel Construction - Mandrel Bent20 Wheel Horsepower Gain w/Axle Back System
    $359.33 - $768.54
  • Stillen® - Black Mud Flaps
    Stillen®Black Mud Flaps
    0
    # sp258175
    Black Mud Flaps by Stillen®. Stillens Nissan GT-R Mud Guards are a great way to protect your cars finish. Made out of Poly-Urethane they are designed to deflect any stones or other road debris that could damage your vehicles paint...
    $125.23 - $312.25
  • Stillen® - Accessory Drive Belt
    Stillen®Accessory Drive Belt
    0
    # sp266080
    Accessory Drive Belt by Stillen®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect fit for...
    Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
    $32.95 - $67.64
  • Stillen® - Battery Grounding Kit
    Stillen®Battery Grounding Kit
    0
    # sp224682
    Battery Grounding Kit by Stillen®. This superior product was elaborately designed and meticulously manufactured to stringent industry standards to have the most precise OE specifications. It fits and functions like the factory original....
    Designed in compliance with rigorous factory standardsHigh level of quality, ultimate reliability, and solid value
    $114.15
  • Stillen® - Brake Cooling Duct Inserts
    Stillen®Brake Cooling Duct Inserts
    0
    # sp253151
    Brake Cooling Duct Inserts by Stillen®. Enjoy your Stillen Nissan brake cooling ducts for many years! They are made of 304 stainless steel for additional strength and weather resistance. Dual Purpose Cooling Ducts. Not only do the...
    Modular Air Vents - For Use With Stillen 370z Fascia OnlyVents Work In Conjunction with Brake Cooling Kit
    $140.66
  • Stillen® - 304 SS Axle-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Axle-Back Exhaust System with Split Rear Exit (504202)
    0
    # mpn5026172287
    304 SS Axle-Back Exhaust System with Split Rear Exit (504202) by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Aggressive / Loud. Increase the performance of your vehicle with the...
    $1,099.99
  • Stillen® - 304 SS Axle-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Axle-Back Exhaust System with Split Rear Exit (504200)
    0
    # mpn5026171058
    304 SS Axle-Back Exhaust System with Split Rear Exit (504200) by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Aggressive / Loud. Increase the performance of your vehicle with the...
    $999.99
  • Stillen® - 304 SS Axle-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Axle-Back Exhaust System with Split Rear Exit (504201)
    0
    # mpn5026170999
    304 SS Axle-Back Exhaust System with Split Rear Exit (504201) by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Aggressive / Loud. Increase the performance of your vehicle with the...
    $1,049.99
  • Stillen® - 304 SS Axle-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Axle-Back Exhaust System with Split Rear Exit (508322)
    0
    # mpn4981328332
    304 SS Axle-Back Exhaust System with Split Rear Exit (508322) by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Mild at Idle / Cruising-Aggressive Note Under Throttle. Increase the...
    $706.80
  • Stillen® - 304 SS Axle-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Axle-Back Exhaust System with Split Rear Exit (508323)
    0
    # mpn4795719144
    304 SS Axle-Back Exhaust System with Split Rear Exit (508323) by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Mild at Idle / Cruising-Aggressive Note Under Throttle. Increase the...
    $742.88
  • Stillen® - 304 SS Axle-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Axle-Back Exhaust System with Split Rear Exit (508324)
    0
    # mpn4795719017
    304 SS Axle-Back Exhaust System with Split Rear Exit (508324) by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Mild at Idle / Cruising-Aggressive Note Under Throttle. Increase the...
    $888.45
  • Stillen® - 304 SS Cat-Back Exhaust System with Quad Rear Exit
    Stillen®304 SS Cat-Back Exhaust System with Quad Rear Exit (504330)
    0
    # mpn4643174645
    304 SS Cat-Back Exhaust System with Quad Rear Exit by Stillen®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Moderate. Increase the performance of your vehicle with the Stillen Cat Back Exhaust...
    $1,355.57
  • Stillen® - 304 SS Cat-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Cat-Back Exhaust System with Split Rear Exit (504203)
    0
    # mpn5026173928
    304 SS Cat-Back Exhaust System with Split Rear Exit (504203) by Stillen®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Aggressive / Loud. Increase the performance of your vehicle with the Stillen...
    $1,499.99
  • Stillen® - 304 SS Cat-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Cat-Back Exhaust System with Split Rear Exit (504205)
    0
    # mpn5026173135
    304 SS Cat-Back Exhaust System with Split Rear Exit (504205) by Stillen®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Aggressive / Loud. Increase the performance of your vehicle with the Stillen...
    $1,599.99
  • Stillen® - 304 SS Cat-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Cat-Back Exhaust System with Split Rear Exit (504204)
    0
    # mpn5026173047
    304 SS Cat-Back Exhaust System with Split Rear Exit (504204) by Stillen®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Aggressive / Loud. Increase the performance of your vehicle with the Stillen...
    $1,549.99
  • Stillen® - 304 SS Cat-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Cat-Back Exhaust System with Split Rear Exit (504392)
    1
    # mpn4795719199
    304 SS Cat-Back Exhaust System with Split Rear Exit by Stillen®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Mild at Idle / Cruising-Aggressive Note Under Throttle. Increase the performance of...
    $1,159.65
  • Stillen® - 304 SS Cat-Back Exhaust System with Split Rear Exit
    Stillen®304 SS Cat-Back Exhaust System with Split Rear Exit (504398)
    2
    # mpn4751380946
    304 SS Cat-Back Exhaust System with Split Rear Exit by Stillen®. With Y-Pipe, Resonator. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 304 SS. Exhaust System Sound: Aggressive / Loud. Increase the performance of your vehicle...
    $1,159.65
  • Stillen® - Stainless Steel Axle-Back Exhaust System with Single Rear Exit
    Stillen®Stainless Steel Axle-Back Exhaust System with Single Rear Exit (508195)
    0
    # mpn4533373809
    Stainless Steel Axle-Back Exhaust System with Single Rear Exit (508195) by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System Sound: Aggressive / Loud. Nissans new F15 Juke shows...
    $296.55
  • Stillen® - Stainless Steel Axle-Back Exhaust System with Single Rear Exit
    Stillen®Stainless Steel Axle-Back Exhaust System with Single Rear Exit (508190)
    0
    # mpn4533373534
    Stainless Steel Axle-Back Exhaust System with Single Rear Exit (508190) by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System Sound: Aggressive / Loud. Nissans Juke offers practicality,...
    $296.55
  • Stillen® - Stainless Steel Axle-Back Exhaust System with Split Rear Exit
    Stillen®Stainless Steel Axle-Back Exhaust System with Split Rear Exit (504403)
    1
    # mpn4795719190
    Stainless Steel Axle-Back Exhaust System with Split Rear Exit by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System Sound: Mild at Idle / Cruising-Aggressive Note Under Throttle. Increase...
    $645.79
  • Stillen® - Stainless Steel Axle-Back Exhaust System with Split Rear Exit
    Stillen®Stainless Steel Axle-Back Exhaust System with Split Rear Exit (504443)
    0
    # mpn4533373802
    Stainless Steel Axle-Back Exhaust System with Split Rear Exit by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System Sound: Aggressive / Loud. Stillen has long been associated with Infiniti...
    $828.94
  • Stillen® - Stainless Steel Axle-Back Exhaust System with Split Rear Exit
    Stillen®Stainless Steel Axle-Back Exhaust System with Split Rear Exit (504442)
    0
    # mpn4533373801
    Stainless Steel Axle-Back Exhaust System with Split Rear Exit by Stillen®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System Sound: Aggressive / Loud. Stillen has long been associated with Infiniti...
    $828.94




Stillen is known for specializing in car and truck modding parts, including engine components, exhaust systems, superchargers and turbos, performance brake kits, coilover systems, exterior and interior accessories, and more. All of these parts and accessories are backed by the racing success of the company's founder, Steve Millen, who has been a professional racer for over 30 years. Beginning with 24 Hours of Daytona and ending with Nissan Prototypes at Le Mans, Steve has been victorious on racetracks the world over.

Steve Millen has captured several prestigious titles, including IMSA GT Driver's Championship, while being behind the wheel of his Nissan 300ZX Twin Turbo race car. His list of victories has earned him the title of being one of the most victorious drivers in IMSA GT history. And of course, this very legacy has brought Steve to test some of the finest and most powerful sports autos in the world, while developing his business in performance parts. For Stillen, this means engineering and manufacturing parts which are thoroughly tested and rigorously proven at the racetrack to work. Stillen constantly continues perfecting its existing parts.

There are plenty of automotive media, including Super Street, The Smoking Tire, DSport, AutoWeek, Automobile, Motor Trend, Road & Track, Car & Driver, and others, which have tested Stillen performance products and project autos and gave them excellent feedback. It is exactly the type of professional evaluation in real-world conditions that give Stillen a noteworthy edge over the competition with its products. Stillen superchargers will jam-pack your thoroughbred with plenty of fuel and air. Stillen intake systems will deliver plenty of fresh cool air in order for it to be mixed with racing gasoline and ignited. And Stillen exhaust will be as unrestrictive as possible, all in order to offer the maximum horsepower and torque gains!

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Stillen Reviews

30 reviews
I have a 2020 Maxima, 300 hp. Wanted a bit more. Toyed with the idea of getting the cat back exhaust. I did not expect much as the 2 Cats are the limiting factor in this exhaust. Product was of high quality. Welds looked good. I was too lazy to install myself so I had Midas do it for $165. Everything fit perfectly. Sound: At idle and crusing speed it has a low drone. Acceleration adds a crackling sound. Not too loud. Performance: Interesting result. The maxima has a CVT that has *fake* shift points upon maximum acceleration. The engine revs from about 5300RPM to 6100RPM and then goes back down the 5300 RPM for the next "shift". After I installed, I noticed the RPMs of the fake shift were higher. It now starts at about 5600 RPM and goes up to 6300 RPM. I assume the ECM senses less back pressure and is knows the torque band has moved into a higher RPM range and has adjusted accordingly. Enthusiasts HATE this ECM and blame it for sabotaging their performance add ons. In this case it seems to be working in concert with the Stillen exhaust. Observation: The car starts off as usual and then has increased power above 4000RPM. Is it dramatic? No. Is it noticeable? Yes. Did I put it on a dyno? No. A YouTube video shows a middle aged man explaining, installing and dyno testing his Stillen exhaust on a G37 3.2 engine. Similar to the Maxima engine. His dyno test showed 17 HP increase. he also had added a K&N air filter as I did. 15hp increase sound about right. Value: It cost about $1200 and it adds some power. Yes, it was worth it. Guys at Stillen and CarID were helpful.
Posted by Customer / October 07, 20222020 Nissan Maxima
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