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Audi B6 A4 Quattro V6 30v Engine Parts & Accessories

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ES#2153855 - 059919501A - Coolant Temperature Sensor - Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2153855
Mfg#:
059919501A
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.

$57.99

This product was last offered at the strikethrough price on
06-03-2026

$41.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2784773 - CO0LANTFLUSHKT2 - Cooling System Flush Kit - Keep your cooling system working at its best by keeping it clean and free of rust and scale deposits. Includes new expansion tank cap, flush treatment & G13 coolant. - Assembled By ECS - Audi Volkswagen

Keep your cooling system working at its best by keeping it clean and free of rust and scale deposits. Includes new expansion tank cap, flush treatment & G13 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#:
2784773
Mfg#:
CO0LANTFLUSHKT2
In Stock
ON SALE! SAVE 11%
$89.99

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

$80.05 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#4164713 - B6S4RESONATED - Cat-Back Exhaust System - Resonated - 2.25" stainless steel with your choice of tip style - Milltek Sport - Audi

2.25" stainless steel with your choice of tip style affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4164713
Mfg#:
B6S4RESONATED
Back Ordered
Starting at $1685.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3106950 - 140100 - Performance Cat-Back Exhaust System - 2" stainless steel with dual 3.19" polished stainless tips - Borla - Audi

2" stainless steel with dual 3.19" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Borla - Corporate Logo
ES#:
3106950
Mfg#:
140100
In Stock at Vendor
$1649.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2535176 - 8E0121403 - Coolant Expansion Tank - Keep your cooling system efficient - URO - Audi

Keep your cooling system efficient affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535176
Mfg#:
8E0121403
In Stock
$27.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2622505 - 8E0863821ALKT - Belly Pan & Installation Hardware Kit - Includes a replacement belly pan with all necessary mounting hardware - Assembled By ECS - Audi

Includes a replacement belly pan with all necessary mounting hardware 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#:
2622505
Mfg#:
8E0863821ALKT
Ships in 8 Business Days
ON SALE! SAVE 24%
$359.99

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

$274.27 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3979319 - 8E0959501AG - Radiator Fan Control Module (600W) - Keep your cooling system operating properly - URO - Audi

Keep your cooling system operating properly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Please check existing part number for proper control module

Brand:
URO - Corporate Logo
ES#:
3979319
Mfg#:
8E0959501AG
In Stock
Limited Qty Sale
$223.37

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

$200.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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
5% 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
02-26-2026

$40.99 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
06-03-2026

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3419061 - 079103051F - Rear Crankshaft Seal - Also referred to as the rear main seal - Corteco - Audi Volkswagen

Also referred to as the rear main seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Corteco - Corporate Logo
ES#:
3419061
Mfg#:
079103051F
In Stock
$22.99

This product was last offered at the strikethrough price on
01-08-2026

$18.99 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#4758338 - 06F103235A - PCV Breather Hose  - Connects the PCV valve to oil filter adapter - URO - Audi Volkswagen

Connects the PCV valve to oil filter adapter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4758338
Mfg#:
06F103235A
In Stock
$28.73 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#442064 - 8E1907613D - ECU Cover - Top cover for the engine control module housing - Genuine Volkswagen Audi - Audi

Top cover for the engine control module housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
442064
Mfg#:
8E1907613D
Ships in 1 day
10% off MSRP

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

$123.99

This product was last offered at the strikethrough price on
02-26-2026

$110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2075233 - 420103485B - Audi R8 Oil Cap - Add new styling in minutes with this Audi R8 oil cap - Genuine Volkswagen Audi - Audi Volkswagen

Add new styling in minutes with this Audi R8 oil cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2075233
Mfg#:
420103485B
In Stock
11% off MSRP

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

$113.99

This product was last offered at the strikethrough price on
02-26-2026

$101.99 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#1892705 - 16601 - Cat-Back Exhaust System - 2.25" stainless steel with dual 4" polished stainless tips - Magnaflow - Audi

2.25" stainless steel with dual 4" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
1892705
Mfg#:
16601
Back Ordered
$1521.00 USD
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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