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Audi C5 A6 Quattro 4.2

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Audi C5 A6 Quattro 4.2 Engine Parts & Accessories

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Radiator

ES#2640026 - 4B3121251D - Radiator - Keep your cooling system leak free - Nissens - Audi

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

Brand:
Nissens - Corporate Logo
ES#:
2640026
Mfg#:
4B3121251D
Ships in 1 Business Day
$463.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Tensioner Cylinders 5-8

ES#2813095 - 077109087P - Camshaft Tensioner Cylinders 5-8 - Recommended to be replaced at the first sign of wear - Hamburg Tech - Audi Volkswagen

Recommended to be replaced at the first sign of wear We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813095
Mfg#:
077109087P
Ships in 1 Business Day
$229.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expanding Nut - Priced Each

ES#422162 - 811807577C - Expanding Nut - Priced Each - Install new hardware with your new parts. - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. Used in securing the coolant expansion tank

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
422162
Mfg#:
811807577C
In Stock
$2.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Tensioner Kit

ES#5481364 - 077109088PKT - Camshaft Tensioner Kit - Recommended to be replaced at the first sign of wear - Assembled By ECS - Audi

Recommended to be replaced at the first sign of wear 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481364
Mfg#:
077109088PKT
In Stock
$469.99

This product was last offered at the strikethrough price on
08-10-2026

$439.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hall Sender Service Kit

ES#3177576 - 058905161BKT1 - Hall Sender Service Kit - Measures cam position and relays it to the ECU - Includes hardware for a complete install! - Assembled By ECS - Audi

Measures cam position and relays it to the ECU - Includes hardware for a complete install! 10X Entries Into Our F80 M3 Sweepstakes
Includes sensors and hardware to service both cylinder banks

Brand:
Assembled By ECS - Corporate Logo
ES#:
3177576
Mfg#:
058905161BKT1
In Stock
$233.99

This product was last offered at the strikethrough price on
03-24-2026

$145.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug

ES#2785600 - N90813202 - Oil Drain Plug - Includes crush washer. M14x1.5 - URO - Audi Volkswagen

Includes crush washer. M14x1.5 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2785600
Mfg#:
N90813202
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Washer - Priced Each

ES#465962 - N01155813 - Washer - Priced Each - Install new hardware with your new parts. 8.4x15x1.6 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 8.4x15x1.6 Used in securing the transmission mounts to the vehicle

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
465962
Mfg#:
N01155813
In Stock
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Timing Belt Kit - Ultimate

ES#6196 - 077198502 - ECS Tuning Timing Belt Kit - Ultimate - Everything you need for a complete timing belt job. Buy it all together & save. - Assembled By ECS - Audi

Everything you need for a complete timing belt job. Buy it all together & save. 10X Entries Into Our F80 M3 Sweepstakes
Up to VIN 1-105,000, split is in the 2001 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
6196
Mfg#:
077198502
Back Ordered
ON SALE!
$457.71

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

$431.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2897353 - 1K0998262AB - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Vemo - Audi Volkswagen

Keep your engine running efficiently For the left and right side

Brand:
Vemo - Corporate Logo
ES#:
2897353
Mfg#:
1K0998262AB
Ships in 1 Business Day
$160.99

This product was last offered at the strikethrough price on
06-11-2026

$142.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 150 Amp

ES#2562527 - AL0797XKT - Remanufactured Alternator - 150 Amp - Includes an $88 refundable core charge - Bosch - Audi

Includes an $88 refundable core charge We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2562527
Mfg#:
AL0797XKT
Ships in 1-2 days
$513.99

This product was last offered at the strikethrough price on
04-02-2026

$424.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#272889 - 032121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Genuine Volkswagen Audi - Audi Volkswagen

Secures the coolant temperature sensor in place

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
272889
Mfg#:
032121142
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Suction Pump

ES#2772076 - 058133753D - Suction Pump - Restore engine performance - URO - Audi Volkswagen

Restore engine performance 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2772076
Mfg#:
058133753D
In Stock
$28.42

This product was last offered at the strikethrough price on
03-25-2026

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Set Of Eight (#FGR7KQE0)

ES#4539 - FGR7KQEO-8 - Spark Plug - Set Of Eight (#FGR7KQE0) - Keep your engine running strong with copper core spark plugs - Bosch - Audi Volkswagen

Keep your engine running strong with copper core spark plugs We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4539
Mfg#:
FGR7KQEO-8
In Stock
$103.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Water Pump

ES#2562388 - 077121004PXKT - Remanufactured Water Pump - Price includes a $50 core charge - Genuine Volkswagen Audi - Audi Volkswagen

Price includes a $50 core charge

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2562388
Mfg#:
077121004PXKT
Ships in 1-2 days
$405.99

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

$404.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#3241132 - 077121004P - Water Pump - Featuring a metal impeller - Geba - Audi Volkswagen

Featuring a metal impeller

Brand:
Geba - Corporate Logo
ES#:
3241132
Mfg#:
077121004P
Ships in 1-2 days
$82.99

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

$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Belly Pan Clip - Priced Each

ES#2628446 - 4A0805163 - Belly Pan Clip - Priced Each - Used in securing the belly pan to the fender liners - Vaico - Audi Volkswagen

Used in securing the belly pan to the fender liners We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2628446
Mfg#:
4A0805163
In Stock
$6.99 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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