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Top Sellers

6X Upgraded Bosch EV14 Injectors w- adapter clips for B5 Audi S4 (635cc, 724cc, 865cc, 1000cc, 1176cc)
from $269.99 USD
from $269.99 USD
$269.00 USD
A set of 6 authentic Upgraded Bosch EV14 injectors with adapters for your 2.7T application. Please select the size from the drop-down menu you want.  These are the same length as the stock injector...
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Walbro 450 LPH RACING E85 - Gasoline Fuel Pump Walbro 450 LPH RACING E85 - Gasoline Fuel Pump
from $159.00 USD
from $159.00 USD
This is a good inexpensive pump for basic stage 3 / E85 setups with lower power levels.  Doing something extreme?  Check out our dual pump fuel fueling system kits custom built to order!   Fi...
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18% Off
B5 Audi S4 2.7T - Audi A6 2.7T - Audi Allroad 2.7T Custom Stage 3 Tuning
from $449.00 USD
from $449.00 USD
$550.00 USD
Requires a stock ECU or flashed ecu, NO CHIPPED ECU's! If you have a chipped ECU contact us so we can repair it or swap it with a stock unit for you.  This is for stage 3 tune.  It will ship with g...
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10% Off
AEM X-Series Wideband Gauge kit with O2 Sensor
from $199.94 USD
from $199.94 USD
$223.00 USD
AEM X-Series Wideband Gauge kit with O2 Sensor
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8% Off
B5 Audi S4 2.7T - Audi A6 2.7T - Audi Allroad 2.7T Custom Stage 3 Tuning for Complex Builds
from $599.00 USD
from $599.00 USD
$649.00 USD
Requires a stock ECU or flashed ecu, NO CHIPPED ECU's! If you have a chipped ECU contact us so we can repair it or swap it with a stock unit for you.  This is for stage 3 tune.  It will ship with g...
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25% Off
B5 Audi S4 2.7T - Audi A6 2.7T - Audi Allroad 2.7T Custom Stage 2 Tuning
from $299.00 USD
from $299.00 USD
$400.00 USD
B5 Audi S4 2.7T / Audi A6 2.7T / Audi Allroad 2.7T Custom Stage 2 Tuning with RevisionsRequires a stock ECU or flashed ecu, NO CHIPPED ECU's! If you have a chipped ECU contact us so we can repair i...
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Audi B5 S4 - RS4 - A4 & C5 A6 2.7T Stern Motor Mount Kit
$229.95 USD
$229.95 USD
Audi B5 S4 / RS4 / A4 & C5 A6 2.7T  Stern Motor Mount Kit ~~This motor mount set is part of the new stern line of performance enhancements for the Audi and VW vehicles. This kit is designed as ...
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2.7T Maf Intake CAI 2.7T Maf Intake CAI
from $249.00 USD
from $249.00 USD
2.7T Maf housing, intake, all-in-one. 85mm hitachi maf housing required for all basic stage 3 and stage 3+ configurations.  Optional 103mm variant offered for those running turbos larger than rs...
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Latest Products

APR Sideburns - Black APR / Black Stripe for 1985-2025 Porsche 911 APR Sideburns - Black APR / Black Stripe for 1985-2025 Porsche 911
$28.07 USD
$28.07 USD
Let everyone know you're APR tuned with these stylish fender decals.APR is pleased to present Sideburn fender decals in multiple colors! Die cut APR decal High quality vinyl Includes both sides Att...
APR Sideburns - Silver APR / Black Stripe for 1985-2025 Porsche 911 APR Sideburns - Silver APR / Black Stripe for 1985-2025 Porsche 911
$28.07 USD
$28.07 USD
Let everyone know you're APR tuned with these stylish fender decals.APR is pleased to present Sideburn fender decals in multiple colors! Die cut APR decal High quality vinyl Includes both sides Att...
APR Sideburns - Black APR / Silver Stripe for 1985-2025 Porsche 911 APR Sideburns - Black APR / Silver Stripe for 1985-2025 Porsche 911
$28.07 USD
$28.07 USD
Let everyone know you're APR tuned with these stylish fender decals.APR is pleased to present Sideburn fender decals in multiple colors! Die cut APR decal High quality vinyl Includes both sides Att...
APR Sideburns - Silver APR / Red Stripe for 1985-2025 Porsche 911 APR Sideburns - Silver APR / Red Stripe for 1985-2025 Porsche 911
$28.07 USD
$28.07 USD
Let everyone know you're APR tuned with these stylish fender decals.APR is pleased to present Sideburn fender decals in multiple colors! Die cut APR decal High quality vinyl Includes both sides Att...
APR Sideburns - Black APR / Red Stripe for 1985-2025 Porsche 911 APR Sideburns - Black APR / Red Stripe for 1985-2025 Porsche 911
$28.07 USD
$28.07 USD
Let everyone know you're APR tuned with these stylish fender decals.APR is pleased to present Sideburn fender decals in multiple colors! Die cut APR decal High quality vinyl Includes both sides Att...
APR License Plate - Silver on Black APR License Plate - Silver on Black
$50.57 USD
$50.57 USD
APR license plate frames and vanity plates are the perfect addition for any APR tuned vehicle!APR license plate frames and vanity plates are the perfect addition for any APR tuned vehicle! They are...
APR License Plate Frame - Slim, Black w/ Hiders APR License Plate Frame - Slim, Black w/ Hiders
$50.57 USD
$50.57 USD
APR license plate frames and vanity plates are the perfect addition for any APR tuned vehicle!APR license plate frames and vanity plates are the perfect addition for any APR tuned vehicle! They are...
APR License Plate Frame - Thick, Black w/ Hiders APR License Plate Frame - Thick, Black w/ Hiders
$50.57 USD
$50.57 USD
APR license plate frames and vanity plates are the perfect addition for any APR tuned vehicle!APR license plate frames and vanity plates are the perfect addition for any APR tuned vehicle! They are...
APR Steering Wheel - Carbon Fiber & Perforated Leather APR Steering Wheel - Carbon Fiber & Perforated Leather
$583.95 USD
$583.95 USD
Fits VW Golf R 15-19, GTI 15-21, Jetta 15-24The APR Steering Wheel is beautiful, functional, and convenient to purchase. The top and bottom sections feature a carbon fiber weave, and the sides are ...
APR Steering Wheel - Carbon Fiber & Perforated Leather APR Steering Wheel - Carbon Fiber & Perforated Leather
$949.95 USD
$949.95 USD
Fits VW Golf R 15-19, GTI 15-21, Jetta 15-24The APR Steering Wheel is beautiful, functional, and convenient to purchase. The top and bottom sections feature a carbon fiber weave, and the sides are ...
APR Steering Wheel - Carbon Fiber & Perforated Leather APR Steering Wheel - Carbon Fiber & Perforated Leather
$949.95 USD
$949.95 USD
Fits VW Golf R 15-19, GTI 15-21, Jetta 15-24The APR Steering Wheel is beautiful, functional, and convenient to purchase. The top and bottom sections feature a carbon fiber weave, and the sides are ...
APR Steering Wheel - Carbon Fiber & Perforated Leather APR Steering Wheel - Carbon Fiber & Perforated Leather
$673.95 USD
$673.95 USD
Fits VW Golf R 15-19, GTI 15-21, Jetta 15-24The APR Steering Wheel is beautiful, functional, and convenient to purchase. The top and bottom sections feature a carbon fiber weave, and the sides are ...
APR Premium Helmholtz Resonator - 76mm (3 APR Premium Helmholtz Resonator - 76mm (3
$349.95 USD
$349.95 USD
T304 stainless steel with straight-through 76mm (3") design with offset inlet and outlet. Rounded square body 311mm (12.24") x 240mm (9.45") x 110mm (4.33").APR's premium line of Helmholtz Resonato...
APR Premium Helmholtz Resonator - 76mm (3 APR Premium Helmholtz Resonator - 76mm (3
$214.45 USD
$214.45 USD
T304 stainless steel with straight-through 76mm (3") design with offset inlet and outlet. Rounded square body 243mm (9.57") x 240mm (9.45") x 110mm (4.33") with driveshaft indent.APR's premium line...
APR Premium Sound Absorption Muffler - 76mm (3 APR Premium Sound Absorption Muffler - 76mm (3
$214.45 USD
$214.45 USD
T304 stainless steel with straight-through 76mm (3") inlet and outlet. Oval Body 220mm (8.66") x 169mm (6.65") x 286mm (11.26").APR's premium line of sound absorption mufflers are now available! Pe...
APR Premium Sound Absorption Muffler - 76mm (3 APR Premium Sound Absorption Muffler - 76mm (3
$162.45 USD
$162.45 USD
T304 stainless steel with straight-through 76mm (3") inlet and outlet. Triangle Body 345mm (13.58") x 128 mm (5.04") x 131 mm (5.16").APR's premium line of sound absorption mufflers are now availab...

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