Stillen Performance Auto Parts

Stillen
  • Stillen® - Body Kit
    Stillen®Body Kit
    0
    # sp144744
    Body Kit by Stillen®. Polyurethane Construction. Ready For Prep and Paint. Stillen manufactures some of the most popular vehicles body kits on the road today. Stillen cars body kit components fit so well and look so natural that your...
    Designed to provide long-lasting service lifeMade utilizing state-of-the-art equipment
    $776.49 - $1,659.43
  • Stillen® - Adjustable Sway Bar Kit
    Stillen®Adjustable Sway Bar Kit
    0
    # sp144773
    Adjustable Sway Bar Kit by Stillen®. Designed and crafted at Stillens in-house studio. the Urethane Chin Spoiler adds a distinctive, customized edge to the already striking G35 Sedan. The look, fit, feel, and finish are factory...
    Powder coated finish for good looks and corrosion preventionDesigned to provide long-lasting service life
    $356.83 - $515.63
  • Stillen® - Exhaust Systems
    Stillen®Exhaust Systems
    11
    # sp144777
    Exhaust Systems by Stillen®. This is a pleasing tone, authoritative and yet responsible. Not only does this exhaust system have a sharp, show ready look, but it also offers impressive horsepower and torque gains as well as a lifetime...
    Authoritative Tone Under ThrottleIncrease of Horsepower and Torque
    $296.55 - $1,697.78
  • Stillen® - Fender Flare Kit
    Stillen®Fender Flare Kit
    0
    # sp144760
    Fender Flare Kit by Stillen®. Stillen all urethane Sport Fender Flares. Designed for a truly superb fit, the parts have been engineered to make installation quick and perfect. Design details are subtle to enhance the look of the truck...
    Developed and Manufactured In-HouseVehicle Specific Application
    $399.66 - $571.00
  • Stillen® - Engine Cover
    Stillen®Engine Cover
    0
    # sp144747
    Engine Cover by Stillen®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading materials...
    Designed to provide long-lasting service lifeMade utilizing state-of-the-art equipment
    $420.53 - $899.47
  • Stillen® - License Plate Relocator
    Stillen®License Plate Relocator
    0
    # sp144782
    License Plate Relocator by Stillen®. If you own a car and do not want to put holes in your front end or fascia in order to mount your front license plate, then this kit was developed specifically for you! Mounting the plate using the...
    Utilizes factory tow hook to relocate license plateAvoid tickets without drilling front bumper
    $71.62 - $125.92
  • Stillen® - Rear Spoiler
    Stillen®Rear Spoiler
    0
    # sp144787
    Rear Spoiler by Stillen®. Comes unpainted. Polyurethane Construction. Ready For Prep and Paint. Add a custom look to your Nissan Sentra with a Stillen rear deck wing. This urethane body component features clean, subtle lines that make...
    $414.90 - $844.45
  • Stillen® - Power Steering Cooler Kit
    Stillen®Power Steering Cooler Kit
    0
    # sp144786
    Power Steering Cooler Kit by Stillen®. This top-grade product is specifically designed to make your off-road trip a safer and more trouble-free ride. Fabricated using heavy-duty materials using advanced equipment, it features high...
    High quality at an affordable priceExpertly made from premium materials
    $271.27 - $281.76
  • Stillen® - Rear Diffuser
    Stillen®Rear Diffuser
    2
    # sp144755
    Rear Diffuser by Stillen®. Stillen rear diffusers are constructed of durable polyurethane, and install without cutting, trimming or altering the vehicle in any way. Each diffuser comes with genuine 3M automotive trim foam tape...
    Part Comes Pre-Installed with 3M Automotive Tape (Same as OEM uses)No Cutting or Modification to Bumper - Removable
    $252.25 - $409.30
  • Stillen® - Front Bumper Fascia
    Stillen®Front Bumper Fascia
    0
    # sp144748
    Front Bumper Fascia by Stillen®. Comes unpainted. Polyurethane Construction. Ready For Prep and Paint. Nothing has the power to change the look of your vehicle more than changing to a Stillen Front Fascia. Stillen Fascias are made from...
    Limited Lifetime WarrantyDesigned to provide long-lasting service life
    $573.66 - $778.53
  • Stillen® - Rear Corners
    Stillen®Rear Corners
    1
    # sp144754
    Rear Corners by Stillen®. Each corner is developed with the entire kit in mind, following the lines of the side skirts to flow the lines into the corner. Shipped ready for prime and paint, and installs with the included automotive trim...
    Developed and Manufactured In-HouseVehicle Specific Application
    $172.05 - $209.36
  • Stillen® - Headlight Accents
    Stillen®Headlight Accents
    0
    # sp144751
    Headlight Accents by Stillen®. Pair. Comes Unpainted. Solid Polyurethane Construction - Ready For Prep and Paint. These paintable urethane headlight accents complete the styling to the front of your Jeep Grand Cherokee (including...
    Snug Fit - Also 3M Automotive Trim Tape Comes Pre-InstalledDeveloped and Manufactured In-House
    $111.75 - $124.40
  • Stillen® - Door Filler
    Stillen®Door Filler
    0
    # sp144746
    Door Filler by Stillen®. Stillen has been manufacturing polyurethane body styling parts for almost 30 years. Stillen the experts when it comes to designing, building and installing high quality aerodynamic and body styling performance...
    Completes the Look of Either Style Stillen RockersPolyurethane Construction - Ready for Prep and Paint
    $50.13
  • Stillen® - Protective Skid Plate
    Stillen®Protective Skid Plate
    0
    # sp144753
    Protective Skid Plate by Stillen®. Comes Unpainted. Polyurethane Construction. Its every GT-R owners worst nightmare, scraping the front bumper on anything from driveways, dips, speedbumps. Yes, pulling into that parking spot with the...
    Skid Plate Protects Front Bumper From Mild ScrapesVehicle Specific Fitment for OE Front Fascia
    $309.96 - $318.50
  • Stillen® - Strut Tower Brace
    Stillen®Strut Tower Brace
    0
    # sp144774
    Strut Tower Brace by Stillen®. Upgrade your suspension system with this top-grade performance suspension components to enjoy a smooth vibration-free ride. Designed with high-speed riding enthusiasts in mind, this premium tune-up will...
    Designed to provide a superior driving experience on any road surfaceDelivers better traction and control for improved acceleration and cornering at high RPM’s
    $264.98
  • Stillen® - Roof Wing Spoiler
    Stillen®Roof Wing Spoiler
    1
    # sp144788
    Roof Wing 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...
    $146.14 - $260.55
  • Stillen® - Generation 2 Dual Cold Air Intake Kit
    Stillen®Generation 2 Dual Cold Air Intake Kit
    1
    # sp144768
    Generation 2 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 professionals...
    Twin Mandrel Bent Polished Aluminum Intake TubesPolyurethane Heat Shields
    $564.99 - $584.99
  • Stillen® - Sway Bar
    Stillen®Sway Bar
    0
    # sp144775
    Sway Bar by Stillen®. Improving on the OE sway bar, the Stillen anti-roll bar features an superior design that enhances your car performance and handling. Weve applied Stillen knowledge of the car chassis and leveraged significant R...
    Reduces Body Roll & Improves CorneringEasy Installation
    $178.65 - $314.99
  • Stillen® - Front Lip Spoiler
    Stillen®Front Lip Spoiler
    1
    # sp144749
    Front Lip Spoiler by Stillen®. Polyurethane Construction - Ready for Prep and Paint. Get an attention grabbing look with the Stillen front lip spoiler for 2013-2014 Sentra. With its clean lines and expert craftsmanship, it is difficult...
    Limited Lifetime WarrantyDesigned to provide long-lasting service life
    $143.42 - $650.76
  • Stillen® - Side Skirts
    Stillen®Side Skirts
    2
    # sp144758
    Side Skirts by Stillen®. Stillen's Side Skirts, Rockers are made of high quality urethane, and designed to add smooth, clean looks to your vehicle. Stillen urethane components have been custom designed for each and every application to...
    Developed and Manufactured In-HouseVehicle Specific Application
    $172.09 - $978.61
  • Stillen® - Rear Valance
    Stillen®Rear Valance
    0
    # sp144756
    Rear Valance by Stillen®. Comes Unpainted. Polyurethane Construction - Ready for Prep and Paint. Stillen all urethane rear valances. These high quality, all urethane components are designed for a perfect fit making them easy to...
    Developed and Manufactured In-HouseVehicle Specific Application
    $219.18 - $544.97
  • Stillen® - Bumper Cover
    Stillen®Bumper Cover
    0
    # sp144745
    Bumper Cover by Stillen®. Polyurethane Construction. Ready For Prep and Paint. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...
    Developed and Manufactured In-HouseVehicle Specific Application
    $401.56
  • Stillen® - Brake Cooling Kit
    Stillen®Brake Cooling Kit
    0
    # sp144743
    Brake Cooling Kit by Stillen®. Stillen is proud to announce the release of the new 370Z brake cooling kit for owners looking to improve track times and lower brake temperatures. These kits can be used with Stillen Sport Rotors and Metal...
    High quality at an affordable priceExpertly made from premium materials
    $230.87 - $419.97
  • Stillen® - Louvered Nose Panel
    Stillen®Louvered Nose Panel
    0
    # sp144785
    Louvered Nose Panel by Stillen®. Polyurethane Construction - Ready for Prep and Paint. Nothing has the power to change the look of your vehicle more than changing to a Stillen Front Fascia. Stillen Fascias are made from OE-quality...
    Developed and Manufactured In-HouseVehicle Specific Application
    $111.39 - $114.74
  • Stillen® - Front Splitter
    Stillen®Front Splitter
    2
    # sp144750
    Front Splitter by Stillen®. Polyurethane Construction. Greater performance and thousands of miles of engine life will be added by keeping a "cool" coating of oil on high-wear engine components such as piston rings, piston skirts, cam...
    Designed to provide long-lasting service lifeMade utilizing state-of-the-art equipment
    $187.50 - $479.52
  • Stillen® - Matte Black Front Canards
    Stillen®Matte Black Front Canards
    0
    # sp144752
    Matte Black Front Canards by Stillen®. Pair. Solid Polyurethane Construction. Utilizing Steve Millens expansive racing heritage, Stillen is proud to offer functional high quality urethane Front Canards for the R35 Nissan GT-R. These...
    Increases Front DownforceSolid Polyurethane Construction
    $161.82 - $287.22
  • Stillen® - Mesh Grille Insert
    Stillen®Mesh Grille Insert
    0
    # sp144784
    Mesh Grille Insert by Stillen®. Nothing has the power to change the look of your vehicle more than changing to a Stillen Front Fascia. Stillen Fascias are made from OE-quality polyurethane, and are designed to be installed in place of...
    For Stillen FasciaBlack Powder coated for Durability
    $49.56 - $183.99
  • Stillen® - Power Hood
    Stillen®Power Hood
    0
    # sp144781
    Power Hood by Stillen®. Material: Fiberglass. Ready For Prep and Paint. The new Stillen hood for the 350Z and G35 provides a unique style and affords the necessary engine bay clearance for Stillen new twin screw supercharger. Two...
    Uses Stock Hardware for MountingFiberglass hoods come ready for final prep and painting
    $1,220.55
  • Stillen® - Side Window Louvers
    Stillen®Side Window Louvers
    0
    # sp144759
    Side Window Louvers by Stillen®. Pair. Polyurethane Construction - Ready for Prep and Paint. Unique side window louvers offer a new look for your vehicle. They fit perfectly. Shipped ready for final prep and painting, Stillen recommend...
    Attaches Directly to GlassDeveloped and Manufactured In-House
    $121.27
  • Stillen® - Transmission Cooler Kit
    Stillen®Transmission Cooler Kit
    0
    # sp144789
    Transmission Cooler Kit by Stillen®. With automatic transmissions, performance and longevity are reliant upon temperature. Reducing internal heat eliminates the chance of overheating fluids, which causes viscosity breakdown and...
    Increases Transmission Fluid CapacityHelps Prevent Transmission Fluid From Overheating
    $288.57 - $350.27




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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