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Audi S4 Engine Parts & Accessories

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Oil Pan - Lower

ES#4504896 - 06E103604K - Oil Pan - Lower - Replace your cracked or broken pan - Rein - Audi Volkswagen

Replace your cracked or broken pan 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#:
4504896
Mfg#:
06E103604K
In Stock
$107.99

This product was last offered at the strikethrough price on
04-24-2026

$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Adjuster Unit - Priced Each

ES#284546 - 079109087N - Camshaft Adjuster Unit - Priced Each - Fits left and right side - Genuine Volkswagen Audi - Audi

Fits left and right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284546
Mfg#:
079109087N
Ships in 9 Business Days
5% off MSRP

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

$1427.99

This product was last offered at the strikethrough price on
06-18-2026

$1354.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt Kit - Ultimate Plus With Cam Locking Tool

ES#7439 - 078198670 - Timing Belt Kit - Ultimate Plus With Cam Locking Tool - Our most complete timing belt kit with coolant - Assembled By ECS - Audi

Our most complete timing belt kit with coolant 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#:
7439
Mfg#:
078198670
In Stock at Vendor
ON SALE! SAVE 13%
$623.99

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

$541.93 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

8100 X-Clean Engine Oil (5w-40) - 1 Liter

ES#261461 - 841611 - 8100 X-Clean Engine Oil (5w-40) - 1 Liter - 100% Synthetic engine oil specially designed around the demands of direct fuel injection engines. - Motul - Audi BMW Volkswagen

100% Synthetic engine oil specially designed around the demands of direct fuel injection engines. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Motul - Corporate Logo
ES#:
261461
Mfg#:
841611
In Stock
10% off MSRP

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

$19.53

This product was last offered at the strikethrough price on
06-18-2026

$17.58 USD
Free Shipping
on orders $49 and up

Engine Wiring Harness

ES#2680886 - 8K1971072ST - Engine Wiring Harness - Complete harness for the engine - Genuine Volkswagen Audi - Audi

Complete harness for the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For manual transmission vehicles from the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2680886
Mfg#:
8K1971072ST
Special Order: No Guaranteed ETA
5% off MSRP

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

$2845.99

This product was last offered at the strikethrough price on
06-18-2026

$2701.99 USD
This product is lifetime replacement eligible Lifetime Replacement

JE Forged Piston Set

ES#3569778 - 314324 - JE Forged Piston Set - 81.5mm bore (oversized), 9.0:1 compression ratio, 86.4mm stroke- includes rings, wrist-pins, & circlips - JE Piston - Audi

81.5mm bore (oversized), 9.0:1 compression ratio, 86.4mm stroke- includes rings, wrist-pins, & circlips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+.5mm bore size: Overbore pistons require additional machine work including a cylinder bore and hone, this work must be performed by a machine shop

Brand:
JE Piston - Corporate Logo
ES#:
3569778
Mfg#:
314324
Back Ordered
$1349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

TTE380+ Turbo Upgrade - B5 S4 & C5 A6 2.7T

ES#4630656 - TTE10041 - TTE380+ Turbo Upgrade - B5 S4 & C5 A6 2.7T - Designed to put out over 400HP! - The Turbo Engineers - Audi

Designed to put out over 400HP! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Custom tuning software required for installation.

Brand:
The Turbo Engineers - Corporate Logo
ES#:
4630656
Mfg#:
TTE10041
Back Ordered
$2699.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain - Priced Each

ES#4689996 - 058109229B - Timing Chain - Priced Each - Connects the camshafts together around the tensioner - Bremmen Parts - Audi Volkswagen

Connects the camshafts together around the tensioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits left and right side

Brand:
Bremmen Parts - Corporate Logo
ES#:
4689996
Mfg#:
058109229B
In Stock
ON SALE! SAVE 21%
$26.99

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

$21.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coils - Set Of Six

ES#2162796 - 06E898003 - Ignition Coils - Set Of Six - Restore performance and clear misfire codes - NFIS Original Equipment - Audi

Restore performance and clear misfire codes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NFIS Original Equipment - Corporate Logo
ES#:
2162796
Mfg#:
06E898003
In Stock
$191.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

SXV T9302 Recirculating Bypass Valve

ES#4907811 - T9302 - SXV T9302 Recirculating Bypass Valve - Direct-fit performance solution for the weak factory diverter valve - Go Fast Bits - Audi Volkswagen Porsche

Direct-fit performance solution for the weak factory diverter valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Go Fast Bits - Corporate Logo
ES#:
4907811
Mfg#:
T9302
Ships in 3 Business Days
$178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mishimoto Oil Catch Can Kit

ES#4141537 - MMBCCS418PBE - Mishimoto Oil Catch Can Kit - Give the 3.0T TFSI powering your 2018+ Audi S4 or S5 the extra layer of defense that it needs - Mishimoto - Audi

Give the 3.0T TFSI powering your 2018+ Audi S4 or S5 the extra layer of defense that it needs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
4141537
Mfg#:
MMBCCS418PBE
In Stock at Vendor
$445.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Turbocharger Installation Kit

ES#4629483 - 06m133026aktKT - Ultimate Turbocharger Installation Kit - All hardware required for a successful install utilizing genuine components. - Genuine Volkswagen Audi - Audi

All hardware required for a successful install utilizing genuine components. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4629483
Mfg#:
06M133026AKTKT
Ships in 1-2 days
$243.99

This product was last offered at the strikethrough price on
02-18-2026

$242.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) - (19mm)

ES#2804355 - 034129101BKT1 - Pressure Control Valve (PCV) - (19mm) - Located on the turbo inlet pipe. Includes hose clamps - Assembled By ECS - Audi Volkswagen

Located on the turbo inlet pipe. Includes hose clamps 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#:
2804355
Mfg#:
034129101BKT1
In Stock
ON SALE! SAVE 18%
$38.99

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

$31.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Return

ES#4818461 - 06E121065N - Coolant Pipe - Return - Main return pipe that connects to the heater core hoses and the engine - Bremmen Parts - Audi

Main return pipe that connects to the heater core hoses and the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818461
Mfg#:
06E121065N
In Stock
ON SALE! SAVE 20%
$40.99

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

$32.63 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Flow Inlet Pipe

ES#4420002 - CTS-HW-380 - High Flow Inlet Pipe - The biggest issue with the restrictive factory inlet is apparent when you start to increase the power. CTS engineers designed the turbo inlet to be as large as possible; yet still fit perfectly. - CTS - Audi

The biggest issue with the restrictive factory inlet is apparent when you start to increase the power. CTS engineers designed the turbo inlet to be as large as possible; yet still fit perfectly. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4420002
Mfg#:
CTS-HW-380
Back Ordered
Auto Notify
ON SALE! SAVE 15%
$99.99

This product was last offered at the strikethrough price on
06-08-2026

$84.99 USD
Free Shipping
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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Manufacturer names and/or part numbers are used only for identification purposes.

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