RW Carbon BMW G14/G15/G16 8-Series 840i/M850i Carbon Fiber Rear Bumper Trims
or as low as $37.50/mo with Affirm
Available on backorder
BMW G14/G15/G16 8-Series Carbon Fiber Rear Bumper Trims
The factory G14/G15/G16 8-Series rear bumper has subtle plastic accent panels around the lower fascia — these dry carbon fiber rear bumper trims replace those plastic accents with hand-laid carbon, completing the rear-end carbon-on-carbon look. 3M tape adhesive install in under 15 minutes, hand-built and clear-coated in Anaheim, CA. Reversible if you ever go back to OEM.
Dry Carbon Fiber · Direct Replacement · Hand-Built USA
Carbon-on-carbon rear-end styling — replacing the OE plastic accents.
The factory G14/G15/G16 8-Series ships with subtle textured plastic accent panels integrated into the lower rear bumper. RW Carbon’s rear bumper trims are direct carbon fiber replacements for those panels — same shape, same mounting points, same factory hardware, but in genuine hand-laid dry carbon fiber instead of textured plastic.
Built in Anaheim, California from real dry carbon, then UV clear-coated for high-gloss shine and weather protection. The trims pop into the factory bumper’s existing accent locations — same clip-and-tape mounting, no drilling, no fabrication. Install is 10-15 minutes per side. If you ever want to revert, the tape removes cleanly and your factory bumper is untouched.
What Makes RW’s G14/G15/G16 Trims Different
Genuine Dry Carbon Fiber
Hand-laid dry carbon fabric with the perfect resin blend — rigid, lightweight, and the deep weave you can’t fake with hydrodip or wrap.
UV Clear-Coat Protection
Every spoiler gets a final clear coat for high-gloss shine and protection against UV yellowing, road salt, and weather. Stays new-looking through years of daily driving.
3M Tape Adhesive Install
No drilling, no bodywork, no clips. Pre-cut RW spoiler bonds directly to the factory trunk lid via 3M VHB tape — a 10-15 minute job with basic tools.
Performance Style Profile
The lip silhouette mirrors the factory M Performance accessory spoiler at a fraction of the cost — flagship 8-Series presence with carbon-on-carbon detailing.
Hand-Built in Anaheim, CA
Every F80 spoiler is hand-laid and quality-controlled in RW Carbon’s Southern California facility before it leaves the warehouse. No overseas drop-ship.
100% Reversible
The 3M tape lifts cleanly with heat — if you ever want to revert to OEM (lease return, resale, restoration), the factory trunk lid is untouched.
Inside The Build
15-Minute 3M Tape Install
Tape-on adhesive install — preserves all factory surfaces:
- 3M VHB tape adhesive — bonds directly to factory paint, no clips or fasteners
- No drilling — trunk lid is not modified, no body work required
- 10-15 minute job — clean surface, peel backing, press into position
- Reversible — tape lifts cleanly with heat if you ever revert to OEM
- Tools needed — isopropyl alcohol wipe, masking tape for alignment, pressure
- Cure time — 24 hours undisturbed before driving in rain or washing
- No tuning required — cosmetic part, no ECU work
- Surface temp — install above 60°F for best 3M adhesion
Ceramic-coated cars: The trunk lid attachment area must be polished or buffed to remove the ceramic layer before install — 3M VHB and primer don’t bond reliably to ceramic-coated paint. Standard sealants and waxes are fine.
Technical Specs
| Specification | |
|---|---|
| Manufacturer | RW Carbon |
| Part Number | bmwg15007 |
| Material | Dry Carbon Fiber (genuine, hand-laid) |
| Finish | UV Clear-Coat — high-gloss shine |
| Style | OE Replacement Trim Set / Direct Carbon Fiber Swap |
| Vehicle | BMW G14 Convertible / G15 Coupe / G16 Gran Coupe (8-Series) |
| Year Range | 2019-2026 |
| Configuration Options | Single SKU — ships as a complete trim set |
| Install Method | 3M VHB tape adhesive (no drilling, reversible) |
| Install Time | 10-15 minutes |
| Tuning Required | None |
| Built In | Anaheim, California |
FAQ
Will these fit my G11/G12 7-Series or G05 X5?
No — these trims are shaped specifically to the G14/G15/G16 8-Series rear bumper. The 7-Series, X5, and other G-chassis BMWs use different rear bumper geometry.
Will these fit both 840i and M850i?
Yes — both 840i and M850i (and the M8 / M8 Competition) share the same rear bumper accent panel design across the G14/G15/G16 platform. Same trims fit all 8-Series variants.
Is this real carbon fiber or hydrodip / wrap?
Real dry carbon fiber. Hand-laid carbon fabric with rigid resin blend, then clear-coated. You can see and feel the genuine weave — this is not a printed plastic part with a carbon-look finish.
Will it remove cleanly if I sell the car or go back to stock?
Yes. 3M VHB tape lifts cleanly with moderate heat (heat gun or hair dryer) and patient peeling. Any residue cleans off with adhesive remover — the factory trunk lid paint underneath is untouched.
What if my car is ceramic coated?
The trunk lid attachment area must be polished or buffed to remove ceramic before install. 3M VHB doesn’t bond reliably to ceramic-coated paint. The rest of the car’s ceramic stays intact — only the spoiler footprint needs prep.
Can I drive immediately after install?
Yes for normal driving. RW recommends 24 hours undisturbed before driving in heavy rain or running through a car wash — gives the 3M VHB full cure time.
Authorized RW Carbon Dealer. G14/G15/G16 8-Series Specialists.
Function Factory Performance is an authorized RW Carbon dealer with extensive G-chassis BMW build experience. Free ground shipping in the contiguous US. Want to add the matching G14/G15/G16 carbon fiber front duct trims or SQ Style rear diffuser to complete the carbon-on-carbon build? Call, text, or chat from any FFP product page — a G-chassis specialist picks up.
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