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Audi TT MKI Quattro 225HP

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Audi TT MKI Quattro 225HP Performance Engine & Drivetrain Parts

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5v Intake Valve spring / OD 20.60mm/ CB: 23.0 mm / Max lift 12.1mm / Chrome Silicon

ES#4735623 - SPR-A2095 - 5v Intake Valve spring / OD 20.60mm/ CB: 23.0 mm / Max lift 12.1mm / Chrome Silicon - Supertech - Audi Volkswagen

Brand:
Supertech - Corporate Logo
ES#:
4735623
Mfg#:
SPR-A2095
In Stock
Limited Qty Sale
$12.99

This product was last offered at the strikethrough price on
05-02-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Replacement Bushing Set - For ECS Billet / Spherical Pendulum Mount

ES#3996382 - 002465c0308KT - Replacement Bushing Set - For ECS Billet / Spherical Pendulum Mount - Replace your ECS Pendulum Mount bushings with a fresh set - ECS - Audi Volkswagen

Replace your ECS Pendulum Mount bushings with a fresh set 10X Entries For Our 25th Anniversary Sweepstakes!
For use with ECS Billet / Spherical Pendulum Mount only

Brand:
ECS - Corporate Logo
ES#:
3996382
Mfg#:
002465C0308KT
In Stock
ON SALE! SAVE 15%
$73.99

This product was last offered at the strikethrough price on
05-02-2026

$62.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Boost Hose Kit - Black

ES#3188379 - FM225AH-BLKc - Silicone Boost Hose Kit - Black - High strength hoses for the diverter valve to boost pipe and the N75 hose - With Clamps - Forge - Audi

High strength hoses for the diverter valve to boost pipe and the N75 hose - With Clamps

Brand:
Forge - Corporate Logo
ES#:
3188379
Mfg#:
FM225AH-BLKC
Back Ordered
$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Boost Hose Kit - Blue

ES#3188374 - FM225AH-BLU - Silicone Boost Hose Kit - Blue - High strength hoses for the diverter valve to boost pipe and the N75 hose - With Clamps - Forge - Audi

High strength hoses for the diverter valve to boost pipe and the N75 hose - With Clamps

Brand:
Forge - Corporate Logo
ES#:
3188374
Mfg#:
FM225AH-BLU
Back Ordered
$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Ignition Coil - Set Of 4

APR performance ignition coils, offering up to 10% more energy output than stock for a stronger, more reliable spark. Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
5491916
Mfg#:
MS1002664KT
In Stock
ON SALE! SAVE 10%
$119.99

This product was last offered at the strikethrough price on
07-31-2026

$107.82 USD
Free Shipping
on orders $49 and up

Diverter Valve - Black

ES#2917783 - DV20 - Diverter Valve - Black - Keep your turbo boosting like it should - Euro Sport Acc - Audi Volkswagen

Keep your turbo boosting like it should

Brand:
Euro Sport Acc - Corporate Logo
ES#:
2917783
Mfg#:
DV20
Ships in 3 Business Days
$99.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Boost Hose Kit - Black

ES#2855706 - FM225AH - Silicone Boost Hose Kit - Black - High strength hoses for the diverter valve to boost pipe and the N75 hose - Without clamps - Forge - Audi

High strength hoses for the diverter valve to boost pipe and the N75 hose - Without clamps

Brand:
Forge - Corporate Logo
ES#:
2855706
Mfg#:
FM225AH
Back Ordered
$95.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

FP34 Surge Tank Hardware Kit - Nipple Connections

ES#3419781 - 034-106-Z024 - FP34 Surge Tank Hardware Kit - Nipple Connections - Allows for connections to factory style nipple connections for 5/16" or 8mm hose - 034Motorsport - Audi Volkswagen

Allows for connections to factory style nipple connections for 5/16" or 8mm hose

Brand:
034Motorsport - Corporate Logo
ES#:
3419781
Mfg#:
034-106-Z024
Ships in 2 Business Days
$91.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Boost Hose Kit - Red

ES#3188376 - FM225AH-REDC - Silicone Boost Hose Kit - Red - High strength hoses for the diverter valve to boost pipe and the N75 hose - With Clamps - Forge - Audi

High strength hoses for the diverter valve to boost pipe and the N75 hose - With Clamps

Brand:
Forge - Corporate Logo
ES#:
3188376
Mfg#:
FM225AH-REDC
Back Ordered
$88.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

In-Line Micro Regulator - 6 Bar

ES#4690254 - 601-0261 - In-Line Micro Regulator - 6 Bar - The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure! - Precision Raceworks - Audi BMW Volkswagen

The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure!

Brand:
Precision Raceworks - Corporate Logo
ES#:
4690254
Mfg#:
601-0261
Ships in 10 Business Days
$64.99 USD
Free Shipping
on orders $49 and up

Optional Blue Spring R1 DV For 23-30 PSI. (Blue Springs Are Only Needed For Stage 3 Or Higher.)

ES#3021167 - Z1001791 - Optional Blue Spring R1 DV For 23-30 PSI. (Blue Springs Are Only Needed For Stage 3 Or Higher.) - DV100001 optional blue spring for 23-30 psi - APR - Audi Volkswagen

DV100001 optional blue spring for 23-30 psi Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
3021167
Mfg#:
Z1001791
Ships in 6 Business Days
ON SALE! SAVE 12%
$31.99

This product was last offered at the strikethrough price on
07-31-2026

$28.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

FP34 Surge Tank Hardware Kit - -6AN Connections

ES#3419786 - 034-106-Z025 - FP34 Surge Tank Hardware Kit - -6AN Connections - Allows for -6AN connections for all inputs and outputs on the 034 FP34 Surge Tank - 034Motorsport - Audi Volkswagen

Allows for -6AN connections for all inputs and outputs on the 034 FP34 Surge Tank

Brand:
034Motorsport - Corporate Logo
ES#:
3419786
Mfg#:
034-106-Z025
Ships in 2 Business Days
$51.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supertech Inconel Exhaust Valve - 1.8T/2.7T - Priced Each

ES#3647372 - ST-AEVI-1106S - Supertech Inconel Exhaust Valve - 1.8T/2.7T - Priced Each - +1mm oversized valve head diameter, single groove keeper setup for high RPM use - Supertech - Audi Volkswagen

+1mm oversized valve head diameter, single groove keeper setup for high RPM use *Valves priced individually - For 1.8T - qty 8 needed / For 2.7T - qty 12 needed - Please see long description for additional valve seal/keeper informati

Brand:
Supertech - Corporate Logo
ES#:
3647372
Mfg#:
ST-AEVI-1106S
Back Ordered
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Upper Engine Mount Insert - Heratige

ES#4871806 - PFF85-440H - Polyurethane Upper Engine Mount Insert - Heratige - Fill the voids in the factory mount to reduce flex - Featuring 70A durometer polyurethane - Powerflex - Audi Volkswagen

Fill the voids in the factory mount to reduce flex - Featuring 70A durometer polyurethane

Brand:
Powerflex - Corporate Logo
ES#:
4871806
Mfg#:
PFF85-440H
Ships in 2 Business Days
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Stainless Intake Valve - 1.8T/2.7T - Priced Each

ES#3647468 - ST-AIVN-1106S - Supertech Stainless Intake Valve - 1.8T/2.7T - Priced Each - +1mm oversized valve head diameter, single groove keeper setup for high RPM use - Supertech - Audi Volkswagen

+1mm oversized valve head diameter, single groove keeper setup for high RPM use *Valves priced individually - For 1.8T - qty 12 needed / For 2.7T - qty 18 needed - Please see long description for additional valve seal/keeper informa

Brand:
Supertech - Corporate Logo
ES#:
3647468
Mfg#:
ST-AIVN-1106S
Back Ordered
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dogbone Mount Bushing Kit

ES#2826617 - 10199023K - Dogbone Mount Bushing Kit - Bushing kit to eliminate wheel hop - Autotech - Audi Volkswagen

Bushing kit to eliminate wheel hop

Brand:
Autotech - Corporate Logo
ES#:
2826617
Mfg#:
10199023K
Ships in 2 Business Days
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

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