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BMW E46 Rear Bumper Diffusers

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E46 M3 Turner Carbon Fiber Diffuser

ES#4005299 - 028937TMS01 - E46 M3 Turner Carbon Fiber Diffuser - Add aggressive styling to your rear end with Turner In-House Engineered Carbon Fiber Rear Diffuser! - Turner Motorsport - BMW

Add aggressive styling to your rear end with Turner In-House Engineered Carbon Fiber Rear Diffuser! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4005299
Mfg#:
028937TMS01
In Stock
ON SALE! SAVE 12%
$682.99

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

$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 CSL Carbon Fiber Diffuser

Authentic M3 CSL carbon fiber rear diffuser

Brand:
Genuine European BMW - Corporate Logo
ES#:
2622923
Mfg#:
51127897863
In Stock
ON SALE!
$2443.99

This product was last offered at the strikethrough price on
06-25-2026

$2321.58 USD
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Turner Motorsport ABS Diffuser

ES#4140246 - 028979TMS01 - E46 M3 Turner Motorsport ABS Diffuser - Add aggressive styling to your rear end with Turner In-House Engineered ABS Rear Diffuser! - Turner Motorsport - BMW

Add aggressive styling to your rear end with Turner In-House Engineered ABS Rear Diffuser! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4140246
Mfg#:
028979TMS01
In Stock
ON SALE! SAVE 20%
$331.99

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

$265.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Street Flow Rear Diffuser & ABS High-Kick Trunk Spoiler

ES#4876625 - 047616LA01EBKT - E46 M3 Street Flow Rear Diffuser & ABS High-Kick Trunk Spoiler - Add aggressive styling to the rear end of your M3! - Enthusiast Bundles - BMW

Add aggressive styling to the rear end of your M3! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876625
Mfg#:
047616LA01EBKT
In Stock
ON SALE! SAVE 35%
$764.98

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

$499.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CSL Style Fiber Diffuser - 2x2 Weave

ES#3194814 - E46CSLCFDIFF - CSL Style Fiber Diffuser - 2x2 Weave - Half carbon diffuser to complete your CSL look - ECS - BMW

Half carbon diffuser to complete your CSL look 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3194814
Mfg#:
E46CSLCFDIFF
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$515.99

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

$464.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Bumper Diffuser

ES#76535 - 51127891916 - Rear Bumper Diffuser - Replacement for broken or missing diffusers - Genuine BMW - BMW

Replacement for broken or missing diffusers

Brand:
Genuine BMW - Corporate Logo
ES#:
76535
Mfg#:
51127891916
Ships in 4 Business Days
3% off MSRP

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

$233.99

This product was last offered at the strikethrough price on
07-20-2026

$227.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 ABS Diffuser & ABS High Kick Rear Spoiler

ES#4751326 - 028979TMS01EBKT - E46 M3 ABS Diffuser & ABS High Kick Rear Spoiler - Gloss Black ABS Styling package includes both the rear diffuser as well as the complimentary high kick trunk spoiler. - Enthusiast Bundles - BMW

Gloss Black ABS Styling package includes both the rear diffuser as well as the complimentary high kick trunk spoiler. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751326
Mfg#:
028979TMS01EBKT
In Stock
ON SALE! SAVE 35%
$579.87

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

$376.68 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Street Flow Rear Diffuser

ES#4714491 - 047616la01KT - E46 M3 Street Flow Rear Diffuser - Add-on diffuser to deliver a true motorsport look to your M3. Fastens seamlessly to the bottom of the rear bumper giving a platform to show off your exhaust and complete the rear end of the E46. - ECS - BMW

Add-on diffuser to deliver a true motorsport look to your M3. Fastens seamlessly to the bottom of the rear bumper giving a platform to show off your exhaust and complete the rear end of the E46. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4714491
Mfg#:
047616LA01KT
In Stock
ON SALE! SAVE 15%
$520.99

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

$442.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Seibon carbon fiber rear diffuser

ES#3010206 - RD0105BMWE46M3 - E46 M3 Seibon carbon fiber rear diffuser - Update the look of your M3 with genuine carbon fiber from Seibon - Seibon - BMW

Update the look of your M3 with genuine carbon fiber from Seibon

Brand:
Seibon - Corporate Logo
ES#:
3010206
Mfg#:
RD0105BMWE46M3
Special Order: No Guaranteed ETA
$720.00 USD
This product is lifetime replacement eligible Lifetime Replacement

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