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Audi S4 Engine Parts & Accessories

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ES#4252 - FMBV050 - Manual Boost Controller - Black - Lockable under-hood boost controller - Forge - Audi Volkswagen MINI

Lockable under-hood boost controller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
4252
Mfg#:
FMBV050
In Stock
ON SALE! SAVE 10%
$46.99

This product was last offered at the strikethrough price on
07-01-2026

$42.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#436530 - 8E0201935H - Vacuum Hose - Runs from the vacuum tank to the intake manifold - Genuine Volkswagen Audi - Audi

Runs from the vacuum tank to the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436530
Mfg#:
8E0201935H
Ships in 6 Business Days
8% off MSRP

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

$203.99

This product was last offered at the strikethrough price on
07-01-2026

$186.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#259720 - n90687101 - Spring Clamp - Priced Each - Install new hardware with your new parts. 32x12 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 32x12 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
259720
Mfg#:
N90687101
In Stock
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4780130 - 06B903803B - Voltage Regulator - Located on the rear of the alternator - Vemo - Audi Volkswagen

Located on the rear of the alternator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with Valeo alternator only

Brand:
Vemo - Corporate Logo
ES#:
4780130
Mfg#:
06B903803B
In Stock at Vendor
$191.99

This product was last offered at the strikethrough price on
05-07-2026

$185.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2801336 - N90687201 - Spring Band Clamp - Priced Each - Ensure a leak free installation. 40x12 - Rein - Audi Volkswagen

Ensure a leak free installation. 40x12 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2801336
Mfg#:
N90687201
In Stock at Vendor
ON SALE! SAVE 14%
$8.99

This product was last offered at the strikethrough price on
06-29-2026

$7.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3139300 - 06E907386K - POTENTIOME - Genuine Volkswagen Audi - Audi

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3139300
Mfg#:
06E907386K
In Stock
8% off MSRP

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

$201.99

This product was last offered at the strikethrough price on
07-01-2026

$184.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2823231 - 077109417M - Rocker Arm - Priced Each - Exhaust rocker arm - Febi - Audi

Exhaust rocker arm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
8 required per engine

Brand:
Febi - Corporate Logo
ES#:
2823231
Mfg#:
077109417M
Ships on Sep 29, 2026
$184.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3161 - ECS#152-4 - Fuel Rail Spacer Kit - Includes the necessary parts to raise your fuel rail - ECS - Audi

Includes the necessary parts to raise your fuel rail affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3161
Mfg#:
ECS#152-4
In Stock
ON SALE! SAVE 25%
$40.99

This product was last offered at the strikethrough price on
06-13-2026

$30.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits the left and right position

Brand:
Bremmen Parts - Corporate Logo
ES#:
5373885
Mfg#:
06E906265AJ
Ships in 4 Business Days
ON SALE! SAVE 10%
$203.99

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

$183.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1864980 - 8R0129739A - Air Intake Boot - Connects the air intake pipe to the air box assembly - Genuine Volkswagen Audi - Audi

Connects the air intake pipe to the air box assembly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1864980
Mfg#:
8R0129739A
Ships in 1 day
9% off MSRP

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

$200.00

This product was last offered at the strikethrough price on
07-01-2026

$182.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#285175 - 079906283C - Solenoid Valve - Controls the intake manifold flap - Genuine Volkswagen Audi - Audi

Controls the intake manifold flap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285175
Mfg#:
079906283C
Ships in 2 Business Days
8% off MSRP

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

$197.99

This product was last offered at the strikethrough price on
07-01-2026

$181.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2773350 - 06E903133AB - Supercharger Belt Tensioner - Keep your supercharger belt tight - Genuine Volkswagen Audi - Audi

Keep your supercharger belt tight affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From production date 7/12/2011

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2773350
Mfg#:
06E903133AB
Special Order: No Guaranteed ETA
14% off MSRP

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

$211.64

This product was last offered at the strikethrough price on
07-01-2026

$181.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2840814 - 079198405KT6 - Oil Service Kit - With ECS Magnetic Drain Plug - Includes Pentosin 5w-40 Synthetic, oil filter, and magnetic drain plug - Assembled By ECS - Audi

Includes Pentosin 5w-40 Synthetic, oil filter, and magnetic drain plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2840814
Mfg#:
079198405KT6
In Stock
ON SALE!
$185.99

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

$181.89 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#274566 - 037133047A - Retaining Clip - Secures the pressure regulator to the fuel rail - Genuine Volkswagen Audi - Audi Volkswagen

Secures the pressure regulator to the fuel rail affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
274566
Mfg#:
037133047A
In Stock
13% off MSRP

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

$15.99

This product was last offered at the strikethrough price on
07-01-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Replace your dulled or cracked piece affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Please check existing part number before ordering

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280636
Mfg#:
06E103926J
Ships in 6 Business Days
7% off MSRP

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

$193.99

This product was last offered at the strikethrough price on
07-01-2026

$180.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2187571 - 078109244H - Relay Roller - The idler pulley for the toothed timing belt - URO - Audi Volkswagen

The idler pulley for the toothed timing belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2187571
Mfg#:
078109244H
In Stock
$21.23

This product was last offered at the strikethrough price on
02-24-2026

$18.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

Let us help you find the parts that fit your Audi

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