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Audi C5 A6 Quattro 2.7T

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Audi C5 A6 Quattro 2.7T Engine Parts & Accessories

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Crankshaft Pulley OE# 078105251Q

ES#3149801 - 078105251Q - Crankshaft Pulley OE# 078105251Q - Reduces vibrations and drives the accessory belt - Vaico - Audi Volkswagen

Reduces vibrations and drives the accessory belt We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
3149801
Mfg#:
078105251Q
Ships in 1 Business Day
$129.99

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

$123.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor With O-Ring & Clip - 4 Pin - *ECS Recommends*

ES#2535452 - 059919501AKTU - Coolant Temperature Sensor With O-Ring & Clip - 4 Pin - *ECS Recommends* - Updated Green sensor with square/round connector. Please check existing sensor color - URO - Audi Volkswagen

Updated <font color='green'>Green</font> sensor with square/round connector. Please check existing sensor color 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535452
Mfg#:
059919501AKTU
In Stock
$20.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan

ES#2535136 - 078103604AA - Oil Pan - Replace a cracked or broken pan - URO - Audi Volkswagen

Replace a cracked or broken pan 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535136
Mfg#:
078103604AA
In Stock
$41.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lightweight Alternator Pulley - Black

ES#3086 - 001551ECS02A-01 - Lightweight Alternator Pulley - Black - NOT an under drive pulley, reduces rotational mass of stock pulley system. - ECS - Audi

NOT an under drive pulley, reduces rotational mass of stock pulley system. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3086
Mfg#:
001551ECS02A-01
In Stock
ON SALE!
$96.99

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

$87.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#2535127 - 032121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - URO - Audi Volkswagen

Secures the coolant temperature sensor in place 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535127
Mfg#:
032121142
In Stock
$1.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Valve Spring - Priced Each

ES#277594 - 058109633 - Intake Valve Spring - Priced Each - Located inside the cylinder head and allows for valve movement - Genuine Volkswagen Audi - Audi Volkswagen

Located inside the cylinder head and allows for valve movement

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277594
Mfg#:
058109633
Ships in 2 Business Days
13% off MSRP

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

$38.99

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

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4883733 - 077103245B - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Rein - Audi Volkswagen

Also called the "breather valve" or "oil separator" 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4883733
Mfg#:
077103245B
Ships in 1 Business Day
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

C5 2.7T Performance Ignition Service Kit

ES#5338596 - 056059LA096ISKT - C5 2.7T Performance Ignition Service Kit - Featuring one step colder, copper core NGK spark plugs & ECS performance ignition coils for increased spark energy. - ECS - Audi

Featuring one step colder, copper core NGK spark plugs & ECS performance ignition coils for increased spark energy. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5338596
Mfg#:
056059LA096ISKT
In Stock
ON SALE! SAVE 25%
$269.99

This product was last offered at the strikethrough price on
06-13-2026

$202.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2

Average gain of 65 horsepower and 84 lb-ft of torque on 93 Octane

Brand:
Tunezilla - Corporate Logo
ES#:
4339723
Mfg#:
27T-250-2
Ships in 7 Business Days
$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Temperature Sensor

ES#2447 - 058905379 - Air Temperature Sensor - Measures the temperature of the air entering the engine - Bosch - Audi Volkswagen

Measures the temperature of the air entering the engine We Price Match - Give Us A Call or Chat!
Up to the 2002 model year

Brand:
Bosch - Corporate Logo
ES#:
2447
Mfg#:
058905379
In Stock
$36.99

This product was last offered at the strikethrough price on
05-18-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch - black

ES#2873369 - 06A919081J - Oil Pressure Switch - black - Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR - Febi - Audi Volkswagen

Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR We Price Match - Give Us A Call or Chat!
From the 2000 model year

Brand:
Febi - Corporate Logo
ES#:
2873369
Mfg#:
06A919081J
Ships on Nov 18, 2026
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Pulley

ES#3545463 - 078105251L - Crankshaft Pulley - Reduces vibrations and drives the accessory belt - URO - Audi Volkswagen

Reduces vibrations and drives the accessory belt 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3545463
Mfg#:
078105251L
Ships in 1 Business Day
$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket - Priced Each

ES#5901 - 8D0253115F - Exhaust Gasket - Priced Each - Seal the turbocharger to the downpipe - Victor Reinz - Audi

Seal the turbocharger to the downpipe For manual transmission vehicles. For automatic transmission vehicles up to the 2002 model year

Brand:
Victor Reinz - Corporate Logo
ES#:
5901
Mfg#:
8D0253115F
In Stock
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Check Valve

ES#3462925 - 078611933B - Vacuum Check Valve - Multiple line check valve that sits in the back of the intake manifold - Kayser - Audi

Multiple line check valve that sits in the back of the intake manifold 2000-2001 automatic transmission only, 2002 & up all transmission

Brand:
Kayser - Corporate Logo
ES#:
3462925
Mfg#:
078611933B
In Stock
$16.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Stem Seal - Priced Each

ES#2626345 - 036109675A - Valve Stem Seal - Priced Each - Seals the valve stem in the cylinder head. 6mm - Victor Reinz - Audi Volkswagen

Seals the valve stem in the cylinder head. 6mm

Brand:
Victor Reinz - Corporate Logo
ES#:
2626345
Mfg#:
036109675A
In Stock
$3.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B5/C5 2.7T Performance Pack

ES#4017073 - b5c527tpplvl1KT - B5/C5 2.7T Performance Pack - Performance kit composed of a careful selection of our best sellers, offering valuable performance gains at a 'bang for the buck' price point - Assembled By ECS - Audi

Performance kit composed of a careful selection of our best sellers, offering valuable performance gains at a 'bang for the buck' price point 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4017073
Mfg#:
B5C527TPPLVL1KT
Back Ordered
$586.99 USD
Free Shipping
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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