Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

Audi B5 S4 2.7T

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Audi B5 S4 2.7T
Your Vehicle Audi B5 S4 2.7T
Change Clear

Audi B5 S4 2.7T Engine Parts & Accessories

Sort By
Filter By
Return to Top

Front Belly Pan Installation Hardware Kit

ES#2581815 - 4A0805137KT - Front Belly Pan Installation Hardware Kit - Includes the necessary hardware to secure the belly pan to the vehicle - Assembled By ECS - Audi

Includes the necessary hardware to secure the belly pan to the vehicle 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Assembled By ECS - Corporate Logo
ES#:
2581815
Mfg#:
4A0805137KT
Ships in 3 Business Days
ON SALE! SAVE 24%
$153.99

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

$116.87 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 92�C

ES#283601 - 078121113G - Thermostat - 92C - Includes sealing O-Ring - Genuine Volkswagen Audi - Audi Volkswagen

Includes sealing O-Ring Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
283601
Mfg#:
078121113G
Ships in 3 Business Days
12% off MSRP

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

$65.99

This product was last offered at the strikethrough price on
10-05-2026

$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#3235886 - 8D0121055T - Radiator Hose - Lower - Connects the lower radiator port to the thermostat housing - Gates - Audi Volkswagen

Connects the lower radiator port to the thermostat housing Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Gates - Corporate Logo
ES#:
3235886
Mfg#:
8D0121055T
Ships on Nov 17, 2026
$114.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2535170 - 1J0121321B - Expansion Tank Cap - Keep proper pressure in your coolant system - URO - Audi Volkswagen

Keep proper pressure in your coolant system 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535170
Mfg#:
1J0121321B
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Filter Banjo Bolt

ES#3153106 - N90626402 - Fuel Filter Banjo Bolt - M8 banjo bolt that secures the fuel supply line at the fuel filter to the engine - Genuine Volkswagen Audi - Audi

M8 banjo bolt that secures the fuel supply line at the fuel filter to the engine Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3153106
Mfg#:
N90626402
Ships in 1-2 days
14% off MSRP

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

$21.99

This product was last offered at the strikethrough price on
10-05-2026

$18.99 USD
Free Shipping
on orders $49 and up

Dipstick Tube O-Ring

ES#2506619 - 034115427B - Dipstick Tube O-Ring - Used to seal the dipstick tube to the oil pan. M12x2 - Genuine Volkswagen Audi - Audi Volkswagen

Used to seal the dipstick tube to the oil pan. M12x2 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2506619
Mfg#:
034115427B
In Stock
$13.99

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

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbosmart Boost Tee Manual Boost Controller - Black

ES#4430283 - TS-0101-1102 - Turbosmart Boost Tee Manual Boost Controller - Black - In-car boost controller for fine tuning - TurboSmart - Audi Volkswagen MINI Porsche

In-car boost controller for fine tuning Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
TurboSmart - Corporate Logo
ES#:
4430283
Mfg#:
TS-0101-1102
In Stock at Vendor
10% off MSRP

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

$124.99

This product was last offered at the strikethrough price on
10-27-2026

$112.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Control Unit

ES#4908550 - 8D0959501D - Auxiliary Fan Control Unit - Controls the actuation of the radiator fan - Bremmen Parts - Audi

Controls the actuation of the radiator fan 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
4908550
Mfg#:
8D0959501D
Special Order: No Guaranteed ETA
ON SALE! SAVE 18%
$136.99

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

$112.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAF Housing Adapter - RS4

ES#2864566 - 034-108-6001 - MAF Housing Adapter - RS4 - Seamlessly install your 034Motorsport 85mm MAF Housing with a factory RS4 airbox - 034Motorsport - Audi

Seamlessly install your 034Motorsport 85mm MAF Housing with a factory RS4 airbox 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
034Motorsport - Corporate Logo
ES#:
2864566
Mfg#:
034-108-6001
Back Ordered
$112.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket Set - Priced Each

ES#252152 - 078198025 - Valve Cover Gasket Set - Priced Each - One side per set. Fits left and right side - Victor Reinz - Audi Volkswagen

One side per set. Fits left and right side Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Victor Reinz - Corporate Logo
ES#:
252152
Mfg#:
078198025
Ships in 2 Business Days
$32.36

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

$27.91 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan

ES#3188604 - 264-706 - Oil Pan - Replace a cracked or broken pan - Dorman - Audi Volkswagen

Replace a cracked or broken pan Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Dorman - Corporate Logo
ES#:
3188604
Mfg#:
264-706
Ships in 4 Business Days
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

ES#3183399 - 078121601B - Auxiliary Water Pump - Used as an after run pump on the V6 engine - Rein - Audi Volkswagen

Used as an after run pump on the V6 engine 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!
Replacement water pump for auxiliary water pump relocation

Brand:
Rein - Corporate Logo
ES#:
3183399
Mfg#:
078121601B
Ships in 4 Business Days
$118.99

This product was last offered at the strikethrough price on
10-22-2026

$54.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hex Nut - Priced Each

ES#252222 - N01100840 - Hex Nut - Priced Each - Install new hardware with your new parts. M8 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Used to secure the engine mount (lower position)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
252222
Mfg#:
N01100840
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#4849592 - 038903803E - Voltage Regulator - Maintains a constant voltage level by controlling the alternator's output. - Vemo - Audi Volkswagen

Maintains a constant voltage level by controlling the alternator's output. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For Bosch style alternators

Brand:
Vemo - Corporate Logo
ES#:
4849592
Mfg#:
038903803E
Ships in 2 Business Days
$54.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#258812 - 058905105 - Ignition Coil - Priced Each - Does not include the spark plug boot - Genuine Volkswagen Audi - Audi Volkswagen

Does not include the spark plug boot Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
258812
Mfg#:
058905105
In Stock
ON SALE! SAVE 32%
$157.99

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

$108.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley

ES#275298 - 038903119K - Alternator Pulley - Does not include securing hardware - Genuine Volkswagen Audi - Audi Volkswagen

Does not include securing hardware Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For Bosch style alternators

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275298
Mfg#:
038903119K
Ships in 5 Business Days
9% off MSRP

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

$118.99

This product was last offered at the strikethrough price on
10-05-2026

$107.99 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.

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

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings