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Audi C5 A6 Quattro V6 3.0L

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Audi C5 A6 Quattro V6 3.0L Engine Parts & Accessories

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Fuel Pressure Regulator O-Ring Kit

ES#5340645 - 037198031 - Fuel Pressure Regulator O-Ring Kit - Includes both o-rings to seal the pressure regulator to the fuel rail - Elring - Audi Volkswagen

Includes both o-rings to seal the pressure regulator to the fuel rail 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5340645
Mfg#:
037198031
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#280258 - 06C121119 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Genuine Volkswagen Audi - Audi

Ensure a proper seal when installing your new thermostat

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280258
Mfg#:
06C121119
Ships in 1 day
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

sealing o-ring - priced each

ES#366201 - 4B0201844 - sealing o-ring - priced each - Seals fuel lines to the distributor inside the fuel pump assembly. 7.65x1.78 - Genuine Volkswagen Audi - Audi

Seals fuel lines to the distributor inside the fuel pump assembly. 7.65x1.78

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
366201
Mfg#:
4B0201844
Ships in 1 day
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Filter

ES#3195597 - 058133843 - Air Filter - Keep your air clean and your fuel mileage where it should be - NPN - Audi

Keep your air clean and your fuel mileage where it should be

Brand:
NPN - Corporate Logo
ES#:
3195597
Mfg#:
058133843
Back Ordered
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Speed Nut - Priced Each

ES#2581816 - 8D0805960 - Speed Nut - Priced Each - Fits silver colored screws with attached washer - Original Equipment Supplier - Audi Volkswagen

Fits silver colored screws with attached washer

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2581816
Mfg#:
8D0805960
Ships in 1 Business Day
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2102281 - 8E0121321 - Expansion Tank Cap - Plastic pressure cap for expansion tank - MTC - Audi

Plastic pressure cap for expansion tank

Brand:
MTC - Corporate Logo
ES#:
2102281
Mfg#:
8E0121321
Back Ordered
$5.99 USD
Free Shipping
on orders $49 and up

O-Ring

ES#280259 - 06C121119A - O-Ring - O-Ring for the cylinder head coolant pipe - Genuine Volkswagen Audi - Audi

O-Ring for the cylinder head coolant pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280259
Mfg#:
06C121119A
In Stock
$3.99

This product was last offered at the strikethrough price on
07-27-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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 Secures the upper ECU cover to the lower section

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

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

$1.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Snub Mount

ES#2816326 - 8E0199339 - Snub Mount - Worn mounts can cause excessive engine movement under load - Hamburg Tech - Audi

Worn mounts can cause excessive engine movement under load We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816326
Mfg#:
8E0199339
Ships in 1 Business Day
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

HOLDING CLIP

2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2801984
Mfg#:
32121142
Ships in 3 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2091006 - 1J0201553A - Gas Cap - Includes seal and retaining strap - MTC - Audi Volkswagen

Includes seal and retaining strap

Brand:
MTC - Corporate Logo
ES#:
2091006
Mfg#:
1J0201553A
Ships in 9 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Adjuster Unit Plug

ES#2681357 - 06C109144 - Camshaft Adjuster Unit Plug - Used to cover the bolt securing the camshaft gear. Includes a sealing o-ring - OE Aftermarket - Audi

Used to cover the bolt securing the camshaft gear. Includes a sealing o-ring

Brand:
OE Aftermarket - Corporate Logo
ES#:
2681357
Mfg#:
06C109144
Back Ordered
$5.99

This product was last offered at the strikethrough price on
05-07-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#465677 - N01021226 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x12 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x12

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
465677
Mfg#:
N01021226
Ships in 4 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each (24x3)

ES#2602600 - N90380002 - O-Ring - Priced Each (24x3) - O-ring used in various areas on your European vehicle - Corteco - Audi

O-ring used in various areas on your European vehicle 24x3 O-ring that is seated between the hard coolant pipe and thermostat housing

Brand:
Corteco - Corporate Logo
ES#:
2602600
Mfg#:
N90380002
Ships in 2 Business Days
$3.99

This product was last offered at the strikethrough price on
05-07-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Drain Plug

Used for quick removal of coolant

Brand:
JL Germany
ES#:
4044479
Mfg#:
8D0121100
Back Ordered
$3.99

This product was last offered at the strikethrough price on
05-07-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Retaining Clip - Priced Each

ES#4941347 - 1J0121142 - Cooling Hose Retaining Clip - Priced Each - Secures the radiator hose flange in place. 32mm - Bremmen Parts - Audi Volkswagen

Secures the radiator hose flange in place. 32mm 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4941347
Mfg#:
1J0121142
Back Ordered
Auto Notify
ON SALE! SAVE 57%
$1.99

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

$0.86 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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