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Audi B9 S4 Quattro 3.0T Engine Covers & Accessories

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ES#3247906 - 024249ECS01 - Carbon Fiber ECU Cover - Audi B9 S4/S5/RS5 - Compliment your engine bay and hide away the exposed ECU - ECS - Audi

Compliment your engine bay and hide away the exposed ECU affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3247906
Mfg#:
024249ECS01
In Stock
ON SALE! SAVE 20%
$234.99

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

$187.86 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4690740 - MS100255 - APR Carbon Fiber Engine Cover  - A full carbon fiber engine cover to enhance your engine bay! - APR - Audi

A full carbon fiber engine cover to enhance your engine bay! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4690740
Mfg#:
MS100255
In Stock
11% off MSRP

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

$1037.95

This product was last offered at the strikethrough price on
04-28-2026

$921.95 USD
Free Shipping
ES#3969803 - 023897ECS02 - Audi B9 Carbon Fiber Engine Cover Overlay Kit - Add a touch of carbon fiber to your stock engine cover! - ECS - Audi

Add a touch of carbon fiber to your stock engine cover! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3969803
Mfg#:
023897ECS02
In Stock
ON SALE! SAVE 10%
$359.99

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

$323.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4782771 - 034-110-Z018 - 034Motorsport Billet Oil Cap - EA839 - Transform your engine bay with the beautiful and sexy 034Motorsport Billet Oil Cap. - 034Motorsport - Audi Porsche

Transform your engine bay with the beautiful and sexy 034Motorsport Billet Oil Cap. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4782771
Mfg#:
034-110-Z018
In Stock
$146.00 USD
Free Shipping
ES#4040602 - VWR19G707 - VWR Billet Brake Fluid Cap - Replace your brake fluid reservoir cap for improved pressure equalization and stunning appearance. - Racingline - Audi Volkswagen

Replace your brake fluid reservoir cap for improved pressure equalization and stunning appearance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4040602
Mfg#:
VWR19G707
In Stock
$103.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3740044 - 028798ECS01 - Audi B9 S4/S5 ECU Cover - Matte Black - Compliment your engine bay and hide away the exposed ECU - ECS - Audi

Compliment your engine bay and hide away the exposed ECU affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3740044
Mfg#:
028798ECS01
In Stock
ON SALE! SAVE 25%
$101.99

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

$76.43 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4220120 - 034-1ZZ-1005 - Carbon Fiber Radiator Support Cover  - Designed to tastefully complement the factory engine bay with a beautiful carbon fiber weave, that is perfectly matched to their X34 Carbon Fiber Air Intake. - 034Motorsport - Audi

Designed to tastefully complement the factory engine bay with a beautiful carbon fiber weave, that is perfectly matched to their X34 Carbon Fiber Air Intake. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4220120
Mfg#:
034-1ZZ-1005
In Stock
$324.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3181876 - 06M103727A - Oil Cap Gasket - Addresses a seeping filler cap - Genuine Volkswagen Audi - Audi

Addresses a seeping filler cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3181876
Mfg#:
06M103727A
In Stock
4% off MSRP

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

$27.99

This product was last offered at the strikethrough price on
06-04-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3537354 - 024641ecs02KT - B9 A4/S4 Carbon Fiber Inlet Scoop - Channel air to your intake with performance syle! - ECS - Audi

Channel air to your intake with performance syle! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3537354
Mfg#:
024641ECS02KT
Ships on Oct 28, 2026
ON SALE! SAVE 10%
$271.61

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

$244.45 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4883341 - 034-1ZZ-0016 - Engine Cover Standoff Stud Kit - Highly resistant to heat and indestructible compared to the plastic OE standoffs. - 034Motorsport - Audi

Highly resistant to heat and indestructible compared to the plastic OE standoffs. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4883341
Mfg#:
034-1ZZ-0016
In Stock
$28.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4609264 - VWR190003 - VWR Billet Oil Filler Cap - EA839 - Replace the factory plastic cap with this sturdy aluminum one in gloss midnight black anodizing - Racingline - Audi

Replace the factory plastic cap with this sturdy aluminum one in gloss midnight black anodizing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4609264
Mfg#:
VWR190003
In Stock
$170.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4057820 - 06M103485D - Oil Cap - Clean your engine bay up with a new oil cap - Genuine Volkswagen Audi - Audi

Clean your engine bay up with a new oil cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From production date 03/02/2020

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4057820
Mfg#:
06M103485D
In Stock
3% off MSRP

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

$28.99

This product was last offered at the strikethrough price on
06-04-2026

$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3194626 - 022732ECS01-01 - Billet Washer Fluid Reservoir Cap - Black Anodized - Lose the plastic! - ECS - Audi

Lose the plastic! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3194626
Mfg#:
022732ECS01-01
Ships on Oct 14, 2026
$84.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3468577 - 019207ECS02KT - Engine Street Shield Hardware Kit - Replacement hardware kit for your front location ECS Street Shield - ECS - Audi

Replacement hardware kit for your front location ECS Street Shield affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3468577
Mfg#:
019207ECS02KT
In Stock
ON SALE! SAVE 10%
$95.99

This product was last offered at the strikethrough price on
01-03-2026

$86.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3509688 - 022731ECS01-01 - Billet Coolant Reservoir Cap - Black Anodized - Lose the plastic! - ECS - Audi

Lose the plastic! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3509688
Mfg#:
022731ECS01-01
In Stock
ON SALE! SAVE 25%
$94.99

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

$71.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4039270 - 022732ECS01-02 - Billet Washer Fluid Reservoir Cap - Clear Anodized - Lose the plastic! - ECS - Audi

Lose the plastic! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4039270
Mfg#:
022732ECS01-02
In Stock
ON SALE! SAVE 26%
$71.99

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

$53.50 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.

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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