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Audi 90 Quattro 20v Performance Engine & Drivetrain Parts

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ES#2826277 - 81014 - Boost Switch - Adjustable (1-15 PSI) to engage at the appropriate amount of boost pressure for your application. - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Adjustable (1-15 PSI) to engage at the appropriate amount of boost pressure for your application. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826277
Mfg#:
81014
In Stock at Vendor
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4690254
Mfg#:
601-0261
In Stock
$68.99

This product was last offered at the strikethrough price on
01-22-2026

$64.99 USD
Free Shipping
on orders $49 and up
ES#4608740 - SN0-38FIL - Billet 100 Micron Water Methanol Filter - 100 Micron Water-Methanol Filter - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

100 Micron Water-Methanol Filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4608740
Mfg#:
SN0-38FIL
Special Order: No Guaranteed ETA
$61.99 USD
Free Shipping
ES#4701603 - POW-012-75 - Polyurethane Differential Mount - Red (Street) - Eliminate excessive rear differential movement! - Verkline - Audi

Eliminate excessive rear differential movement! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701603
Mfg#:
POW-012-75
Ships on Jun 25, 2026
$55.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4642625 - SN0-900 - Nozzle Holder Straight (Rectangle Style) - Stylish nozzle holders for your WMI setup - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Stylish nozzle holders for your WMI setup affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4642625
Mfg#:
SN0-900
Ships in 2 Business Days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4023513 - 034-509-4012-SD - 034 Motorsport Street Density Transmission Mount - Density Line Mounts are void-free and fluid-free, eliminating the slop associated with the factory mounts. - 034Motorsport - Audi

Density Line Mounts are void-free and fluid-free, eliminating the slop associated with the factory mounts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Only replaces factory transmission mounts on later B4 chassis vehicles which use the B4/B5 style rear differential mounts.

Brand:
034Motorsport - Corporate Logo
ES#:
4023513
Mfg#:
034-509-4012-SD
Ships in 3 Business Days
$43.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4046145 - STS-Springs - JHM Pushdown reverse spring kit for all 6-speed JHM shifters - Replacement springs for JHM 6 speed shifters. - JH Motorsports  - Audi Volkswagen

Replacement springs for JHM 6 speed shifters. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
All 6-speed JHM shifters (does not fit any non JHM shifters)

Brand:
JH Motorsports  - Corporate Logo
ES#:
4046145
Mfg#:
STS-SPRINGS
Ships on Jun 25, 2026
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3617807 - SN0-80088 - Black High Temp Nylon Water Methanol Tubing - 20' - Water Methanol Tubing - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Water Methanol Tubing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
3617807
Mfg#:
SN0-80088
Special Order: No Guaranteed ETA
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4715238 - BMS-WMI-FIL - WMI Inline Filter - Keep your WMI system in top condition by filtering out potential contaminants before it becomes a problem - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Keep your WMI system in top condition by filtering out potential contaminants before it becomes a problem affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4715238
Mfg#:
BMS-WMI-FIL
Ships on Jun 26, 2026
$15.00 USD
Free Shipping
on orders $49 and up

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826274
Mfg#:
80001
Ships in 2 Business Days
$6.99 USD
Free Shipping
on orders $49 and up
ES#4212780 - SN0-806-BRD - 4AN "T" Fitting - 4AN T - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

4AN T affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4212780
Mfg#:
SN0-806-BRD
In Stock at Vendor
$10.99 USD
Free Shipping
on orders $49 and up
ES#2826275 - 80003 - Green LED - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826275
Mfg#:
80003
In Stock at Vendor
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For most JB4 applications.

Brand:
Burgaflex - Corporate Logo
ES#:
4715229
Mfg#:
FSB-UNI
In Stock
Limited Qty Sale
$153.00

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

$141.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5425701 - SN0-20010 - Stage 2 Boost Cooler Forced Induction Progressive Engine Mount Water-Methanol Injection Kit - (NO LONGER AVAILABLE) *Scratch And Dent* - Red High Temp Nylon Tubing, Quick-Connect Fittings - Scratch & Dent - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Red High Temp Nylon Tubing, Quick-Connect Fittings ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scratch & Dent - Corporate Logo
ES#:
5425701
Mfg#:
SN0-20010
In Stock
ON SALE!
$520.99

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

$484.99 USD
Free Shipping
on orders $49 and up
ES#4858190 - 034-106-7026 - Fuel Rail With AAN Brackets - CNC Machined to accept standard EFI type injector O-rings - 034Motorsport - Audi

CNC Machined to accept standard EFI type injector O-rings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858190
Mfg#:
034-106-7026
Ships in 3 Business Days
$222.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4858477 - 034-201-8005 - Titanium Valve Spring Retainer Set - Full set of 20 Ti Valve Spring retainers - 034Motorsport - Audi

Full set of 20 Ti Valve Spring retainers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858477
Mfg#:
034-201-8005
Ships in 3 Business Days
$348.00 USD
Free Shipping
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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