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Audi B5 A4 FWD V6 30v Engine Parts & Accessories

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ES#283486 - 078109244H - Relay Roller - The idler pulley for the toothed timing belt - Genuine Volkswagen Audi - Audi Volkswagen

The idler pulley for the toothed timing belt

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
283486
Mfg#:
078109244H
Ships in 1-2 days
9% off MSRP

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

$121.99

This product was last offered at the strikethrough price on
10-05-2026

$110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2847687 - 078133471C - Mass Air Flow Sensor (MAF) - New - Clear Codes, Restore MPGs - Hitachi - Audi Volkswagen

Clear Codes, Restore MPGs Engine code AHA from VIN 8D-W-007800, split is in the 1998 model year

Brand:
Hitachi - Corporate Logo
ES#:
2847687
Mfg#:
078133471C
Ships in 7 Business Days
$330.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2598438 - 8D0121403DR8KT -  Expansion Tank Replacement Kit W/ R8 Coolant Cap - Install a brand new expansion tank with a new R8 polished aluminum cap and hardware - Assembled By ECS - Audi

Install a brand new expansion tank with a new R8 polished aluminum cap and hardware 10X Entries Into Our F80 M3 Sweepstakes
Up to VIN 8D-W-007799, split is in the 1998 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2598438
Mfg#:
8D0121403DR8KT
Back Ordered
$335.53

This product was last offered at the strikethrough price on
10-26-2026

$330.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#282068 - 075121113D -  Thermostat - 80C - Does not include sealing O-Ring - Genuine Volkswagen Audi - Audi Volkswagen

Does not include sealing O-Ring Lower temperature thermostat, stock is 87°C

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
282068
Mfg#:
075121113D
Ships in 1-2 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.

$59.99

This product was last offered at the strikethrough price on
10-26-2026

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1853398 - 1K0998262AB - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running efficiently For engine code ATQ, fits left and right position

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1853398
Mfg#:
1K0998262AB
Ships in 4 Business Days
12% off MSRP

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

$374.99

This product was last offered at the strikethrough price on
08-31-2026

$328.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2445 - 078133471E - Mass Air Flow Sensor (MAF) - New - Clear Codes, Restore MPGs - Hitachi - Audi Volkswagen

Clear Codes, Restore MPGs ATQ Engine Codes Only

Brand:
Hitachi - Corporate Logo
ES#:
2445
Mfg#:
078133471E
Ships in 7 Business Days
$326.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3970113 - 034-113-Z013 - VW/Audi Cam Chain Tensioner Locking Tool - Hassle-free cam chain tensioner removal - 034Motorsport - Audi Volkswagen

Hassle-free cam chain tensioner removal 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3970113
Mfg#:
034-113-Z013
In Stock
$65.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2535191 - 357121140 - Coolant Flange Plug Kit - Priced Each - Includes the plug, o-ring and securing clip - URO - Audi Volkswagen

Includes the plug, o-ring and securing clip 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535191
Mfg#:
357121140
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#294938 - 191201557 - Gas Cap Seal - Seals the connection between the gas cap and filler neck - Genuine Volkswagen Audi - Audi

Seals the connection between the gas cap and filler neck

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
294938
Mfg#:
191201557
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.

$29.99

This product was last offered at the strikethrough price on
11-02-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2778981 - 078115105D - Engine Oil Pump - Keeps oil flowing through the engine - Vaico - Audi Volkswagen

Keeps oil flowing through the engine We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2778981
Mfg#:
078115105D
Ships in 2 Business Days
$323.51 USD
Free Shipping
ES#3660386 - WHT005422B - Fuel Injector O-Ring - Priced Each - Keep your fueling system leak free - Bosch - Audi Volkswagen

Keep your fueling system leak free We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3660386
Mfg#:
WHT005422B
In Stock
$2.35

This product was last offered at the strikethrough price on
05-09-2026

$2.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2813115 - 078109088C - 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 We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813115
Mfg#:
078109088C
Ships in 2 Business Days
$322.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3715 - N90642001 - Locking Pin - Priced Each - Secures the engine cover to the mounting brackets. 5x18.2 - Genuine Volkswagen Audi - Audi Volkswagen

Secures the engine cover to the mounting brackets. 5x18.2

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3715
Mfg#:
N90642001
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2771210 - 058133753Dkt1 - Suction Pump replacement kit - Restore engine performance - Assembled By ECS - Audi

Restore engine performance 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2771210
Mfg#:
058133753DKT1
In Stock
ON SALE!
$24.72 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2535165 - 4B0201550H - Gas Cap - Includes seal and retaining strap - URO - Audi

Includes seal and retaining strap 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
From VIN 8D-X-300001, split is in the 1999 model year

Brand:
URO - Corporate Logo
ES#:
2535165
Mfg#:
4B0201550H
Ships in 2 Business Days
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Applies tension to the camshaft timing chain

Brand:
Bapmic - Corporate Logo
ES#:
4908317
Mfg#:
078109087F
Ships in 2 Business Days
$371.99

This product was last offered at the strikethrough price on
10-27-2026

$318.99 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.

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