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Audi B5 S4 2.7T Engine Parts & Accessories

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ES#4039652 - dv100001KT - Billet R1 Diverter Valve - Pair - Less maintenance, more boost. Kit includes two valves for twin-turbo applications. - APR - Audi Porsche

Less maintenance, more boost. Kit includes two valves for twin-turbo applications. Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4039652
Mfg#:
DV100001KT
Ships on Jun 29, 2026
$561.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4158836 - 034-106-5015 - Adjustable Fuel Pressure Regulator - Works as a replacement for most Bosch fuel pressure regulators. Adjustable from 3.3-5 BAR - 034Motorsport - Audi Volkswagen

Works as a replacement for most Bosch fuel pressure regulators. Adjustable from 3.3-5 BAR affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4158836
Mfg#:
034-106-5015
In Stock
$129.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#523302 - 078109479E - Timing Belt Damper - Applies pressure to the tensioning roller through the lever - NTN - Audi Volkswagen

Applies pressure to the tensioning roller through the lever affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NTN - Corporate Logo
ES#:
523302
Mfg#:
078109479E
Ships in 1 Business Day
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3420837 - 00004330575 - G12++ / G40 Coolant Concentrate - 1 Gallon (3.78 Liters) - Pink ZEREX G-40 formula, comes in a concentrate, requires dilution with distilled water. - Zerex - Audi Volkswagen Mercedes Benz Porsche

Pink ZEREX G-40 formula, comes in a concentrate, requires dilution with distilled water. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Zerex - Corporate Logo
ES#:
3420837
Mfg#:
00004330575
Back Ordered
$40.99

This product was last offered at the strikethrough price on
03-29-2026

$29.99 USD
Free Shipping
on orders $49 and up
ES#3485290 - 2Q0121321A - Coolant Expansion Tank Cap  - Keep proper pressure in your coolant system - Genuine Volkswagen Audi - Audi Volkswagen Porsche

Keep proper pressure in your coolant system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3485290
Mfg#:
2Q0121321A
In Stock
2% off MSRP

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

$42.99

This product was last offered at the strikethrough price on
06-05-2026

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2679504 - D176404M2 - Oil Pan Gasket/Silicone Sealant - 80ml - Useful for the creation of many gaskets - Genuine Volkswagen Audi - Audi Volkswagen

Useful for the creation of many gaskets affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2679504
Mfg#:
D176404M2
In Stock
29% off MSRP

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

$38.58

This product was last offered at the strikethrough price on
06-05-2026

$27.20 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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
ON SALE! SAVE 13%
$623.99

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

$540.85 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#2574528 - INJB550KT6 - 550cc Fuel Injectors - Set Of Six - Bosch 550cc EV14 Fuel IOnjectors - Great for stage III 2.7T upgrades. Includes injector plug adapters - Bosch - Audi

Bosch 550cc EV14 Fuel IOnjectors - Great for stage III 2.7T upgrades. Includes injector plug adapters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2574528
Mfg#:
INJB550KT6
In Stock
$539.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#578 - W930.21 - Oil Filter - Priced Each (078115561J) - Keep debris out of your oil and keep your engine running healthily - Mann - Audi Volkswagen

Keep debris out of your oil and keep your engine running healthily affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mann - Corporate Logo
ES#:
578
Mfg#:
W930.21
In Stock
$19.99

This product was last offered at the strikethrough price on
03-02-2026

$14.99 USD
Free Shipping
on orders $49 and up
ES#2794230 - IERHVD1 - Forged H-Beam Connecting Rods - Set of 6 - Integrated Engineering - Audi

Set of 6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794230
Mfg#:
IERHVD1
Ships in 4 Business Days
$808.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4818506 - 078198025 - Valve Cover Gasket Set - Priced Each - Exact fit for left and right side valve covers - two required for servicing both banks. - Bremmen Parts - Audi Volkswagen

Exact fit for left and right side valve covers - two required for servicing both banks. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818506
Mfg#:
078198025
In Stock
ON SALE! SAVE 21%
$30.99

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

$24.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#10630 - 078105229d - Crankshaft Gear Bolt - M18x1.5x85 - Secures the crankshaft gear to the crank - Genuine Volkswagen Audi - Audi Volkswagen

M18x1.5x85 - Secures the crankshaft gear to the crank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
10630
Mfg#:
078105229D
In Stock
33% off MSRP

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

$50.99

This product was last offered at the strikethrough price on
06-05-2026

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2152 - N01473911 - Allen Bolt - Priced Each - Install new hardware with your new parts. M8x16 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8x16 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures crankshaft pulley to crank

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2152
Mfg#:
N01473911
In Stock
$4.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2762570 - 078109119JKT6 - Timing Belt Kit - Ultimate Plus With Gates Racing Timing Belt - Looking for the best timing belt kit on the market? Look no further than ECS Tuning - Assembled By ECS - Audi

Looking for the best timing belt kit on the market? Look no further than ECS Tuning 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#:
2762570
Mfg#:
078109119JKT6
In Stock
ON SALE!
$543.99

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

$529.59 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#7440 - 078198671 - Timing Belt Kit - Ultimate With Cam Locking Tool - Complete kit to service your timing belt, water pump, and thermostat - Assembled By ECS - Audi

Complete kit to service your timing belt, water pump, and thermostat 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#:
7440
Mfg#:
078198671
In Stock
ON SALE! SAVE 19%
$487.99

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

$394.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3082198 - 078109088H - Cam Chain Tensioner - Cylinders 1-3 (Right) - Applies tension to the camshaft timing chain - Hamburg Tech - Audi Volkswagen

Applies tension to the camshaft timing chain affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3082198
Mfg#:
078109088H
Ships in 1 Business Day
$195.99 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.

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