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Audi S4 Most Popular Parts

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Water-Methanol Dual Nozzle Upgrade - Quick-Connect Fittings

ES#4147673 - SN0-40040 - Water-Methanol Dual Nozzle Upgrade - Quick-Connect Fittings - Install and additional water/methanol nozzle in any WMI system! - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Install and additional water/methanol nozzle in any WMI system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4147673
Mfg#:
SN0-40040
In Stock
$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hot Bolt Paste - 170g

ES#6005 - g052112a3 - Hot Bolt Paste - 170g - Paste for bolted joints. Eases loosening of hot bolts - Genuine Volkswagen Audi - Audi Volkswagen

Paste for bolted joints. Eases loosening of hot bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
6005
Mfg#:
G052112A3
In Stock
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$30.99

This product was last offered at the strikethrough price on
06-24-2026

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Titanium Conical Seat Wheel Bolt - 14x1.5x40mm - Priced Each

ES#3552858 - 025384ECS03-03 - Titanium Conical Seat Wheel Bolt - 14x1.5x40mm - Priced Each - Lightweight, corrosion resistant, high performance lug bolt - ECS - Audi BMW Volkswagen Mercedes Benz

Lightweight, corrosion resistant, high performance lug bolt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Extended length bolt for use with 10mm to 12.5mm spacers

Brand:
ECS - Corporate Logo
ES#:
3552858
Mfg#:
025384ECS03-03
In Stock
Limited Qty Sale
$35.99

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

$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Valve & Turbo Cleaner

ES#3969933 - 5319tcKT - Intake Valve & Turbo Cleaner - 11 Oz aerosol. - CRC - Audi BMW Volkswagen Mercedes Benz MINI Porsche

11 Oz aerosol. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
CRC
ES#:
3969933
Mfg#:
5319TCKT
Ships in 4 Business Days
$27.99 USD
Free Shipping
on orders $49 and up

99mm Bullet Nose Wheel Stud - Priced Each

ES#3023297 - 20.0011 - 99mm Bullet Nose Wheel Stud - Priced Each - Extra long wheel stud for special conversion applications. 14x1.5mm - MSI Racing - Audi Volkswagen Porsche

Extra long wheel stud for special conversion applications. 14x1.5mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Please note effective thread length prior to purchase.

Brand:
MSI Racing - Corporate Logo
ES#:
3023297
Mfg#:
20.0011
Ships on Jul 22, 2026
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body & Air-Intake Cleaner

ES#3969931 - 5078tbcKT - Throttle Body & Air-Intake Cleaner - Improve response and mpgs! - CRC - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Improve response and mpgs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
CRC
ES#:
3969931
Mfg#:
5078TBCKT
Ships in 10 Business Days
Auto Notify
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Wiper Arm Puller

ES#4017568 - CTA5250 - Wiper Arm Puller - Removes wiper arms on all makes and models - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Removes wiper arms on all makes and models affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4017568
Mfg#:
CTA5250
In Stock
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Logo Badge - Speed Green

ES#4730244 - IEGRUU31 - IE Logo Badge - Speed Green - Update your car's look with an IE badge, showing that there is more to your build than a typical car. - Integrated Engineering - Audi Volkswagen Porsche

Update your car's look with an IE badge, showing that there is more to your build than a typical car. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4730244
Mfg#:
IEGRUU31
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Car Coasters - Set Of Four

ES#3675397 - 8A3CCST - Universal Car Coasters - Set Of Four - Catch and hold messes to keep you vehicle clean! - WeatherTech - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Catch and hold messes to keep you vehicle clean! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
WeatherTech - Corporate Logo
ES#:
3675397
Mfg#:
8A3CCST
In Stock
$14.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ball seat Stud Conversion Kit With Lug Nuts - 62mm

ES#4685917 - D95DR13KT - Ball seat Stud Conversion Kit With Lug Nuts - 62mm - Make wheel changes faster and easier - ECS - Audi Volkswagen

Make wheel changes faster and easier affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4685917
Mfg#:
D95DR13KT
In Stock
ON SALE! SAVE 28%
$579.99

This product was last offered at the strikethrough price on
01-03-2026

$419.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Manifold Stud - Priced Each

ES#258814 - N0444115 - Exhaust Manifold Stud - Priced Each - Allows the manifold to be secured to the cylinder head. 8x30 - Genuine Volkswagen Audi - Audi Volkswagen

Allows the manifold to be secured to the cylinder head. 8x30 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
258814
Mfg#:
N0444115
In Stock
Limited Qty Sale
$6.94

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

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Power Steering Fluid Stop-Leak - 35mL

ES#3514564 - 20284 - Power Steering Fluid Stop-Leak - 35mL - Put a stop to that leak in your hydraulic power steering system - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Put a stop to that leak in your hydraulic power steering system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3514564
Mfg#:
20284
In Stock
21% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$13.95

This product was last offered at the strikethrough price on
06-24-2026

$10.99 USD
Free Shipping
on orders $49 and up

Stage 3 Boost Cooler DI Water Methanol Controller

ES#4001266 - SN0-60300 - Stage 3 Boost Cooler DI Water Methanol Controller - 2D Progressive Water Methanol Engagement (Boost / High Flow Fuel Pump 0-5V) - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

2D Progressive Water Methanol Engagement (Boost / High Flow Fuel Pump 0-5V) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4001266
Mfg#:
SN0-60300
Ships in 3 Business Days
$416.99 USD
Free Shipping
on orders $49 and up

3/8" Drive Flex Head Torque Wrench - Ft-Lbs

ES#3141727 - KDt85086 - 3/8" Drive Flex Head Torque Wrench - Ft-Lbs - Head flexes up to 30 degrees for improved access (5-75 - ft-lbs) - Gear Wrench - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Head flexes up to 30 degrees for improved access (5-75 - ft-lbs) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gear Wrench - Corporate Logo
ES#:
3141727
Mfg#:
KDT85086
Back Ordered
$416.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

52mm Mechanical Boost Gauge - 30inHg~30 PSI Amber/White

ES#3176364 - 216BFWABOSM.PSI - 52mm Mechanical Boost Gauge - 30inHg~30 PSI Amber/White - Includes tubing kit, adapter and quick connectors - Prosport Performance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Includes tubing kit, adapter and quick connectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Prosport Performance - Corporate Logo
ES#:
3176364
Mfg#:
216BFWABOSM.PSI
Ships in 2 Business Days
$52.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3 Piece Low Profile Extra-Long Ratchet Set

36 fine-tooth ratchet design for fast performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Titan - Corporate Logo
ES#:
2950389
Mfg#:
TTN11360
Ships in 7 Business Days
$415.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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