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Audi C5 A6 Quattro 4.2

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Audi C5 A6 Quattro 4.2 Engine Covers & Accessories

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Expansion Tank Cap

ES#2709072 - 8E0121321 - Expansion Tank Cap - Plastic pressure cap for expansion tank - URO - Audi

Plastic pressure cap for expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2709072
Mfg#:
8E0121321
Ships in 2 Business Days
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Retaining Clamp - Priced Each

ES#12133 - 078103314 - Retaining Clamp - Priced Each - Used with the locking pins to secure the engine cover - Genuine Volkswagen Audi - Audi

Used with the locking pins to secure the engine cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
12133
Mfg#:
078103314
In Stock
Limited Qty Sale
$6.99

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

$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap Seal

ES#2598146 - 1H0121687A - Expansion Tank Cap Seal - Seals the expansion tank cap to the reservoir. 28.5x3.8 - Vaico - Audi Volkswagen

Seals the expansion tank cap to the reservoir. 28.5x3.8 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2598146
Mfg#:
1H0121687A
In Stock at Vendor
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Plastic Dowel Pin - Pack Of 25

Secures the belly pan to the fender liners affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940358
Mfg#:
4A0805121A
Special Order: No Guaranteed ETA
Auto Notify
ON SALE! SAVE 11%
$28.99

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

$25.70 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2802007 - 1J0121321B - Expansion Tank Cap - Keep proper pressure on your coolant - Rein - Audi Volkswagen Porsche

Keep proper pressure on your coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802007
Mfg#:
1J0121321B
Ships on Jun 24, 2026
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Belly Pan Clip - Pack Of 25

ES#4940289 - 4A0805163 - Belly Pan Clip - Pack Of 25 - Used in securing the belly pan to the fender liners - Bremmen Parts - Audi Volkswagen

Used in securing the belly pan to the fender liners affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940289
Mfg#:
4A0805163
Special Order: No Guaranteed ETA
Auto Notify
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

ECU Retainer

ES#440791 - 8E0907354 - ECU Retainer - Holds the engine control unit in place - Genuine Volkswagen Audi - Audi Volkswagen

Holds the engine control unit in place affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
440791
Mfg#:
8E0907354
Ships in 3 Business Days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dowel Pin - Priced Each

ES#1597681 - 8D0805121 - Dowel Pin - Priced Each - Secures the belly pan to the vehicle. 6x18 - Genuine Volkswagen Audi - Audi Volkswagen

Secures the belly pan to the vehicle. 6x18 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1597681
Mfg#:
8D0805121
Ships in 3 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.

$12.99

This product was last offered at the strikethrough price on
06-07-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#2814304 - 1J0121321B - Expansion Tank - Keep proper pressure in your coolant system - Hamburg Tech - Audi Volkswagen

Keep proper pressure in your coolant system 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#:
2814304
Mfg#:
1J0121321B
Ships in 2 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2561872 - 1J0121321B - Expansion Tank Cap - Keep proper pressure on your coolant - Meyle - Audi

Keep proper pressure on your coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2561872
Mfg#:
1J0121321B
Ships on Oct 16, 2026
$7.54 USD
Free Shipping
on orders $49 and up

Screw - Priced Each

ES#471005 - N90859903 - Screw - Priced Each - Install new hardware with your new parts. 5.5x25 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 5.5x25 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures the upper ECU cover to the lower section

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471005
Mfg#:
N90859903
In Stock
ON SALE! SAVE 50%
$1.99

This product was last offered at the strikethrough price on
05-14-2026

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cap

ES#2090873 - 06A103485F - Oil Cap - Clean up your engine bay with a new cap - MTC - Audi Volkswagen

Clean up your engine bay with a new cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
2090873
Mfg#:
06A103485F
Back Ordered
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Speed Nut - Priced Each

Fits silver colored screws with attached washer affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Used in securing the belly pan to the vehicle

Brand:
MTC - Corporate Logo
ES#:
5396279
Mfg#:
8D0805960
Ships in 10 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Speed Nut - Priced Each

ES#2893479 - N90168604 - Speed Nut - Priced Each - Install new hardware with your new parts. M6x23.4x16 - Vaico - Audi Volkswagen

Install new hardware with your new parts. M6x23.4x16 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Used in securing the belly pan bracket to the subframe

Brand:
Vaico - Corporate Logo
ES#:
2893479
Mfg#:
N90168604
Special Order: No Guaranteed ETA
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Covers & Accessories

Engine covers are more than styling statements. They keep moisture, road salt, and debris from damaging your engine, battery, and other underhood components. Engine covers also help protect hoses and wiring harnesses from rodents.

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Manufacturer names and/or part numbers are used only for identification purposes.

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