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Audi B9 A4 Quattro 2.0T

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Audi B9 A4 Quattro 2.0T Rear Bumper Parts

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Audi B9 A4 S-Line Pre-Facelift Rear Diffuser - Gloss Black

ES#4265351 - 008480LA01 - Audi B9 A4 S-Line Pre-Facelift Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries For Our 25th Anniversary Sweepstakes!
Fits pre-facelift, S-line models (up to 2018), without integrated tips in the rear valance

Brand:
ECS - Corporate Logo
ES#:
4265351
Mfg#:
008480LA01
In Stock
ON SALE! SAVE 20%
$430.99

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

$344.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4 / A4 S-Line Rear Bumper Side Splitters - Gloss Black

ES#4164511 - 004751la01 - Audi B9 S4 / A4 S-Line Rear Bumper Side Splitters - Gloss Black - Spice up the exterior of your Audi with gloss black spats! - ECS - Audi

Spice up the exterior of your Audi with gloss black spats! 10X Entries For Our 25th Anniversary Sweepstakes!

Fits pre-facelift S-Line models up to 2019 model year only

Brand:
ECS - Corporate Logo
ES#:
4164511
Mfg#:
004751LA01
Ships on Sep 8, 2026
Auto Notify
ON SALE! SAVE 25%
$133.99

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

$100.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear License Plate Bracket - Satin Black

ES#3088284 - 8W58271139B9 - Rear License Plate Bracket - Satin Black - A proper mount to display your rear license plate - Genuine Volkswagen Audi - Audi

A proper mount to display your rear license plate

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3088284
Mfg#:
8W58271139B9
In Stock
15% off MSRP

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

$87.65

This product was last offered at the strikethrough price on
08-04-2026

$74.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Rear Diffuser - Audi B9 A4

ES#3145741 - 019193ECS01A - Carbon Fiber Rear Diffuser - Audi B9 A4 - Hand-laid carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid carbon fiber to upgrade your exterior styling 10X Entries For Our 25th Anniversary Sweepstakes!

Fits pre-facelift, S-line models (up to 2019), without integrated tips in the rear valance

Brand:
ECS - Corporate Logo
ES#:
3145741
Mfg#:
019193ECS01A
In Stock
ON SALE!
$774.99

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

$719.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4 Pre-facelift Rear Diffuser & Trunk Spoiler

ES#4751276 - 028801ECS01EB2KT - Audi B9 A4 Pre-facelift Rear Diffuser & Trunk Spoiler - Add some aggressive styling to your Audi! - Enthusiast Bundles - Audi

Add some aggressive styling to your Audi! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
Fits pre-facelift, S-line models (up to 2018), without integrated tips in the rear valance

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751276
Mfg#:
028801ECS01EB2KT
In Stock
ON SALE! SAVE 35%
$706.56

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

$458.18 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Motorsport Tow Hook - 105mm

ES#3980508 - 034-605-0008 - Motorsport Tow Hook - 105mm - Engineered to not only be the best looking tow-hook on the market, but the strongest! - 034Motorsport - Audi Volkswagen

Engineered to not only be the best looking tow-hook on the market, but the strongest!

Brand:
034Motorsport - Corporate Logo
ES#:
3980508
Mfg#:
034-605-0008
In Stock
$195.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Strap Style Tow Hook - Red - 5/8-11 Thread

ES#4641955 - E309 - Strap Style Tow Hook - Red - 5/8-11 Thread - Designed to handle any off-track adventure quickly and reliably - Rennline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Designed to handle any off-track adventure quickly and reliably Universal 5/8-11 threads. Will not work on any OEM applications.

Brand:
Rennline - Corporate Logo
ES#:
4641955
Mfg#:
E309
Ships in 6 Business Days
$152.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Rear Diffuser

ES#4000981 - D38234 - Carbon Fiber Rear Diffuser - Designed and manufactured to improve performance and everyday drivability - Deval - Audi

Designed and manufactured to improve performance and everyday drivability Fits S-line models only with quad exit exhaust

Brand:
Deval - Corporate Logo
ES#:
4000981
Mfg#:
D38234
Special Order: No Guaranteed ETA
$890.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Strap Style Tow Hook - Red

ES#4641959 - E313 - Strap Style Tow Hook - Red - Designed to handle any off-track adventure quickly and reliably - Rennline - Audi

Designed to handle any off-track adventure quickly and reliably

Brand:
Rennline - Corporate Logo
ES#:
4641959
Mfg#:
E313
Ships in 4 Business Days
$142.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4 Pre-facelift Front Lip, Rear Diffuser & Trunk Spoiler

ES#5446989 - 028801ECS01EB3KT - Audi B9 A4 Pre-facelift Front Lip, Rear Diffuser & Trunk Spoiler - Add some aggressive styling to your Audi! - Enthusiast Bundles - Audi

Add some aggressive styling to your Audi! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
5446989
Mfg#:
028801ECS01EB3KT
In Stock
ON SALE! SAVE 38%
$1086.35

This product was last offered at the strikethrough price on
05-06-2026

$669.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Bumper Valance - Satin Black

ES#4022569 - 8W0807521AARU6 - Rear Bumper Valance - Satin Black - Rear valance for dual exit, single tip design - Genuine Volkswagen Audi - Audi

Rear valance for dual exit, single tip design For vehicles with production date from 2019

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4022569
Mfg#:
8W0807521AARU6
Ships in 3 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.

$526.99

This product was last offered at the strikethrough price on
08-04-2026

$481.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Rear Bumper Reflector Film set - Gunsmoke

ES#3149378 - 020796ECS01A - Rear Bumper Reflector Film set - Gunsmoke - Pre-cut Lamin-X film to cover both reflectors on the rear bumper cover - ECS - Audi

Pre-cut Lamin-X film to cover both reflectors on the rear bumper cover 10X Entries For Our 25th Anniversary Sweepstakes!

Fits pre-facelift S-line bumper models only - up to 2019

Brand:
ECS - Corporate Logo
ES#:
3149378
Mfg#:
020796ECS01A
Ships in 3 Business Days
ON SALE! SAVE 10%
$47.99

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

$43.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B9 A4/S4 Race Tow Strap - Red

ES#3569432 - 023419ECS01-07 - B9 A4/S4 Race Tow Strap - Red - Look great on the track or street! - ECS - Audi

Look great on the track or street! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3569432
Mfg#:
023419ECS01-07
In Stock
ON SALE! SAVE 30%
$112.99

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

$79.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

24" Silicone Rear Chip Guards - Pair

ES#4423776 - E300.24IN - 24" Silicone Rear Chip Guards - Pair - Protect the paint on your rear bumper from rocks and other road debris - Rennline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Protect the paint on your rear bumper from rocks and other road debris This product is Universal Fit. Please ensure you have a smooth painted surface to the rear of your wheel arch prior to ordering.

Brand:
Rennline - Corporate Logo
ES#:
4423776
Mfg#:
E300.24IN
Ships in 6 Business Days
$120.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Bumper Valance - Satin Black

ES#3087295 - 8W0807521A9B9 - Rear Bumper Valance - Satin Black - Rear valance for dual exit, single tip design - Genuine Volkswagen Audi - Audi

Rear valance for dual exit, single tip design Fits standard bumper models up through the 2018 model year only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3087295
Mfg#:
8W0807521A9B9
Ships in 3 Business Days
8% off MSRP

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

$261.99

This product was last offered at the strikethrough price on
08-04-2026

$239.99 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Rear Bumper Parts

Everything from OEM replacement rear bumpers and Aftermarket replacement rear bumpers to diffusers, rear bumper aero, and more!

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Manufacturer names and/or part numbers are used only for identification purposes.

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