BMW Exterior Trim, Body Parts, Aero and Styling for BMW 3 Series E46 (1999-2005)

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Keep your BMW looking fit and trim with our replacement factory or aftermarket exterior pieces. The appearance of your BMW can be a statement; with our OEM replacements, you can maintain your vehicle's looks and the function of exterior components like mirrors, window regulators, and hood dampers. To upgrade your car with aero components, updated bumpers, or full body kits, visual upgrades from M-Tech, ZHP, CSL, and more are ready to give your BMW the perfect look.

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Hella HELLA Supertone Horn Set
Not plug and play. Will require modification to install.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:378394
Part#: 003399801
In Stock
$ 57.99

This product was last offered at the strikethrough price on
06-24-2026

$ 47.99 USD
Free Shipping on orders $49 and up
$ 47.99 USD
Free Shipping on orders $49 and up
Dual tone electric horn kit to let the world know where you are
HARD Motorsport Fire Wall Block Off Plate - BMW E46
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
HARD Motorsport - Corporate Logo
T#:392546
Part#: HARDFIREWALL
Ships in 10 Business Days
$ 64.00 USD
Free Shipping
$ 64.00 USD
Free Shipping

This Fire Wall Block Off Plate is the perfect solution for sealing off the engine bay from the cab in gutted track cars. It is pre-curved and has a bead roll to help retain its shape and keep out engine pollutants and other dangerous conditions. This plate mounts to factory locations and takes only minutes to install, needing no drilling, tapping, or welding. 

Fits both left and right side drive vehicles.

Use of silicone during installation can help create a tighter seal. Also, heat-reflective material can be used to help reduce heatsoak in the cabin.

 

Fits the following vehicles:

E46 BMW  All Sub-models

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HARD Motorsport Front Aero Splitter / Undertray - BMW E46 M3 ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
HARD Motorsport - Corporate Logo
T#:24212282
Part#: E46SPLITTER
Ships in 10 Business Days
$ 269.00 USD
$ 269.00 USD
66.75" wide - It extends about 1.25" further than the sides of the stock M3 bumper 23.75" depth - You can adjust how far the splitter will extend when you mount it. Max is about 4.5" .25" thick Apx 14 lbs
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Hella Accessory Horn Kit
Not direct replacement horn. Modifications may be necessary.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:367309
Part#: UN6628500
In Stock at Vendor
$ 49.99 USD
Free Shipping on orders $49 and up
$ 49.99 USD
Free Shipping on orders $49 and up
Dual tone electric horn kit to let the world know where you are

HARD Motorsport Window Deflectors - PAIR - BMW E46 Coupe
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
HARD Motorsport - Corporate Logo
T#:390167
Part#: WDEFLECT.E46
Ships in 10 Business Days
$ 89.00 USD
Free Shipping
$ 89.00 USD
Free Shipping

HARD Motorsport's window deflector pairs are a perfect option to increase the aerodynamic properties of your E46 BMW. Designed to reduced drag and resistance, these deflectors prevent air from flowing into your interior, allowing for faster acceleration times.

Features:

  • Aluminum
  • Lightweight
  • Powder-coated
  • Mounts in Factory Locations
  • No Drilling/Hardware Needed

Compatible with HARD Motorsport polycarbonate rear windows.

 

Fits the following vehicles:

E46 BMW All coupe models

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HARD Motorsport M3-Style Motorsport Fender Flares - BMW E46 Sedan, To...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
HARD Motorsport - Corporate Logo
T#:556669
Part#: E46FENDERFLARES
Ships in 10 Business Days
Starting at $ 499.00 USD
Starting at $ 499.00 USD

HARD Motorsport M3 fender flares offer nearly 35mm of added clearance, allowing you to run run wider tires and spacers that help improve handling at track days and autocross sections. Matching the M3 Fender Style, this full kit adds an aggressive look, while still keeping a factory appearance.  

The fender flares are easily installed with pop-rivets and are made from plastic instead of fiberglass, keeping them less likely to have cracking and splitting from normal wear and tear.

 

Product fits the following vehicles:

E46 BMW Non-M Sedan

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HARD Motorsport Front Splitter - E46 M3 - (NO LONGER AVAILABLE) ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
HARD Motorsport - Corporate Logo
T#:392510
Part#: HARDSPLITTERE46M
Special Order: No Guaranteed ETA
$ 399.00 USD
Free Shipping
$ 399.00 USD
Free Shipping

HARD Motorsport's Front Splitter is an inexpensive option to a carbon fiber splitter, but with the same benefits. It is constructed with a high quality aluminum skinned composite material that is lightweight but still extremely durable and rigid, resisting flexing at higher speeds. the top side of the splitter has a black satin finish. The bottom side is unfinished but the splitter can be flipped over for custom paint or vinyl wrapping.

Includes mounting support brackets and installation hardware.

This product offers the following:

  • Solid core, aluminum skinned, composite material
  • Easily replaceable
  • Extremely durable and flex resistant at high speeds
  • Satin Black top finish and unfinished bottom side

This fits the following vehicles:

E46 BMW All w/ M3 Front Bumper

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HARD Motorsport "M3" Fender Flares - Front and Rear - E46 Coupe Non-M...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
HARD Motorsport - Corporate Logo
T#:390229
Part#: FULLFLAREKTE462D
Ships in 10 Business Days
$ 499.00 USD
$ 499.00 USD

HARD Motorsport M3 fender flares offer nearly 35mm of added clearance, allowing you to run run wider tires and spacers that help improve handling at track days and autocross sections. Matching the M3 Fender Style, this full kit adds an aggressive look, while still keeping a factory appearance.  

The fender flares are easily installed with pop-rivets and are made from plastic instead of fiberglass, keeping them less likely to have cracking and splitting from normal wear and tear.

 

Product fits the following vehicles:

E46 BMW Non-M Coupes

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HARD Motorsport M3-Style Fender Flares - E46 Coupe & Convertible ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
HARD Motorsport - Corporate Logo
T#:32284521
Part#: E46FLARE2D
Ships in 10 Business Days
Starting at $ 499.00 USD
Starting at $ 499.00 USD
Give your non-M E46 COUPE or CONVERTABLE the aggressive look of the M3 with our HARD Motorsport Rivet-on Fender Flares for your E46. We created the molds directly from actual M3 fenders to allow fitment of wheel-tire combos similar to those successfully run on E46 Ms. These flares are a ready-to-go option, which will allow you to run the wider rubber you want for track days or autocross sessions. The HARD Motorsport Fender Flares are specially designed to allow you to keep your factory BMW moldings intact and to retain the classic, factory look of your car.
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Rear Flares E46 Non M Cars
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
HARD Motorsport - Corporate Logo
T#:552815
Part#: FLAR.E46C.REAR
Ships in 10 Business Days
$ 294.00 USD
$ 294.00 USD