# MUCO C8 Rear Diffuser for Corvette Stingray Z51, Gloss Black

Gloss Black: The MUCO C8 rear diffuser is listed for 2020–2026 Corvette Stingray and Z51 models, with the listing also naming E-Ray fitment. It is a rear-lower ABS replacement part, but conflicting descriptions of its finish, package and installation mean buyers should confirm the selected configuration before ordering.

- [Original product page](https://best-deals.pro/product/muco-c8-corvette-rear-diffuser-gloss-black)
- [View offer](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- Market: US
- Language: en-US
- Currency: USD
- Brand: MUCO
- Model: c8 rear Diffuser
- Category: Cars & Motorcycles > Auto Parts & Maintenance > Mechanical Parts
- Price: 135.99 USD
- Previous price: 159.99 USD
- Discount: 15%
- Price checked: 2026-11-14T05:45:20.131Z
- Rating: 5 / 5
- Reviews: 1

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Listed as a replacement rear bumper diffuser for E-Ray, Z51 and Stingray trims, with Z06 excluded.
- ABS construction and rear-lower positioning are specified.
- The feature text says installation requires replacing the original diffuser. A separate description says drilling is required and recommends professional installation.

## Pros

- Vehicle-specific fitment is stated for several C8 trims, with Z06 explicitly excluded.
- ABS material and listed dimensions provide basic material and size information.

## Specifications

### Identity and fitment
- Brand: MUCO
- Model: c8 rear Diffuser
- Vehicle fitment listed: For 2020-Present Corvette E-Ray / Z51 / Stingray Models \( Does NOT Fit Corvette C8 Z06 Models \)
- Position: Rear Lower
- Fit type: Vehicle Specific Fit
### Materials and finish
- Material: Acrylonitrile Butadiene Styrene \(ABS\)
- Color: Gloss Black
- Exterior finish: Carbon Fiber
### Dimensions and installation
- Dimensions listed: 10 x 2 x 50 inches
- Weight listed: 2 pounds
- Manufacturer part number: MCSB-C8
- Number of items: 1

## Before you buy

- The listing is inconsistent about the finish, calling it gloss black and carbon-fiber while another description specifies painted Carbon Flash Metallic and elsewhere says unpainted matte black. Package descriptions also differ between a diffuser with housing and a 3-piece diffuser plus hardware. The 2020–2026 title differs from fitment wording of 2020-present, and installation claims conflict between direct replacement and drilling required. Confirm finish, exact fitment, package contents and installation needs for the selected listing.

## In the box

- Housing (Included): The listing details say the diffuser comes with housing.

## A good fit for

- C8 Stingray, Z51 or E-Ray owners seeking a rear-lower diffuser, provided their exact trim and model year match the selected listing.
- Buyers comfortable confirming finish and installation details before purchasing a replacement body part.

## Less suited to

- C8 Z06 owners, which the listing explicitly excludes.
- Buyers who need a fully consistent specification and package description before choosing a part.

## Customer feedback

The only supplied customer evidence is a single five-star aggregate rating. That limited rating provides little basis for judging fit, finish, installation or durability, so it should not resolve the listing's conflicting product details.

## Frequently asked questions

### Which Corvette trims does the listing say this fits?
It names E-Ray, Z51 and Stingray models and explicitly says it does not fit C8 Z06 models. Confirm the exact year and trim because the title and fitment wording use different year ranges.
### What is the diffuser made from?
The specifications list Acrylonitrile Butadiene Styrene \(ABS\).
### Is the finish definitely gloss black?
No. The title and color field say gloss black, but other description text says Carbon Flash Metallic and unpainted matte black. Confirm the finish for the exact listing.
### Does installation require drilling?
The listing conflicts: one feature describes a direct-replacement diffuser, while another description says drilling is required and recommends professional installation. Verify installation requirements before ordering.

## Alternative options

- [Rear Bumper Lip Diffuser for 2026-2020 Corvette C8 Stingray Z51 STG 3 \| Rear Lower Bumper Lip Diffuser Spoiler\(Glossy Black\)](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [C8 Rear Bumper Diffuser 1Pcs for Chevy Corvette C8 Stingray Z51 2020-2025 \| STG 3 Add-On Rear Lower Bumper Lip Diffuser Spoiler \(Carbon Fiber Print\)](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [NUBEHONE Rear Bumper Diffuser Lip for 2020-2026 Corvette C8 Stingray Z51 \| Carbon Flash ABS Rear Lower Diffuser Extension; C8 Accessories for Stingray Z51 Coupe & Convertible; Not for Z06](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [MUNALP Rear Diffuser for Corvette C8 20-24 \(Carbon Fiber Painted\) \| Rear Lower Bumper Diffuser Lip Spoiler Splitter for Corvette C8 Stingray Z51 E-Ray ABS Easy Install](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [Rear Diffuser Glossy Black For Chevy Corvette C8 Stingray Z51 2020-2026 \| 5VM Style Rear Bumper Lip Diffuser Spoiler Body Kits ABS](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [NINTE Rear Bumper Diffuser for 2020-2025 Chevy Corvette C8 Z51 Stingray Gloss Black Light ABS Painted Rear Diffuser Lip Rear Bumper Lip Body Kits](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [BILLFARO Rear Split Window Applique Louver Panel Trim for Corvette C8 Stingray Z51 2020+,for C8 Z06 2023+/E-ray 2024+ Accessories,Carbon Fiber Pattern Rear Hatchback Engine Window Center Molding Cover](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [AUTRAGO Front Bumper Lip Splitter Fit for 2020-2026 Chevy Corvette C8 Stingray / Z51 \(Carbon Flash\)](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [GaofeiLTF Rear Bumper Diffuser Compatible with Chevy Corvette C8 2020-2026 \| Carbon Look, for E-Ray 2024-2026, for Stingray & Z51 2020-2026, Excludes Z06 or ZR1 trims, Rigid ABS, Aerodynamic Design](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [BBajeidky 3-Piece Front Bumper Lip Splitter Fits for Corvette C7 \| 2014-2019 Stingray Z06 Grand Sport Z51 Except ZR1 PU Polyurethane Front Lip Spoiler Kit Glossy Black](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [Side Skirts for Chevy Corvette C8 Z51 2026-2020 Rocker Panel Kit \| Glossy Black Left Right Side Skirt，High Quality，Easy Installation，Vehicle mold release，Durable](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)
- [AUTRAGO Front Bumper Lip Splitter Fit for 2020-2026 Chevy Corvette C8 Stingray / Z51 \(Matte Black\)](https://best-deals.pro/visit/muco-c8-corvette-rear-diffuser-gloss-black)

## Images

![MUCO C8 Rear Diffuser for Corvette Stingray Z51, Gloss Black — 1](https://best-deals.pro/i/YHl_ZMpXOeM_PIwXAexiIqXKklfBUUc5j1u89_ftN9ZP33TKeA-YI6pOvrNQn0vtGe7CX0A-VgB8jXkjcz_qGl_8sIhjVZyyA9ki0f4ugXsnYdzCy-Nq-Z7f.jpg)

![MUCO C8 Rear Diffuser for Corvette Stingray Z51, Gloss Black — 2](https://best-deals.pro/i/QZBZscubafhUoHtCXfuDo3TcL-H7-l-Wnh_laGAw3Q_-wPr9cWzAT1Mou4Hd357KfaW9-sr9INqCGvtZqMSl2p3NAyJ6bD3_UYPBhfVJLviAiimmnGWyqibo.jpg)

![MUCO C8 Rear Diffuser for Corvette Stingray Z51, Gloss Black — 3](https://best-deals.pro/i/nC-PM9gRjtIwR6jHGzIzg4Nevcy6zX23p4Oqa4fgO72TT0rM6JNqNEIMeK4NH_2_P-kwPg711MRj5afY2e8TtEcBDblYFb9riMUqsLcb71lG7qL2ypCOKQkT.jpg)

![MUCO C8 Rear Diffuser for Corvette Stingray Z51, Gloss Black — 4](https://best-deals.pro/i/m8KPO_REdLrKU8nsq1xD4jFS0FsUHSmzn6o5Xx1rdR15MdJqX71OwaZXZPWVhD4crS9-VKZOoTqjM3UNGFjJ6D5DEm0-4vHcKXypkWO8ye_FWmSOUCnAC_kE.jpg)

![MUCO C8 Rear Diffuser for Corvette Stingray Z51, Gloss Black — 5](https://best-deals.pro/i/fMKZhYeiW6B5205qrSATGjy0dwC7dqTJ3OxZa7QAyBUoGwqBXBo04gOeJZIaYHaUkHyMLBCvO3W6KVmlkcgwWkrgmubLCZ-wW8g63ddKA5YYXyY_5Jg5WTMD.jpg)

![MUCO C8 Rear Diffuser for Corvette Stingray Z51, Gloss Black — 6](https://best-deals.pro/i/fW-sfn5rGk5ZS24Aha6QL_zg4506q8dqJhvAHx_x3yfkgfMtKNOxZgmMSUjsGnw3ZwcOqOZkq78_oZQUf8bhEwDV79_xJpqoE-bjY92nXoirfaKVxNARxuqu.jpg)

![MUCO C8 Rear Diffuser for Corvette Stingray Z51, Gloss Black — 7](https://best-deals.pro/i/utleSbCvemhp7LtmiOtrFlNOs9pcNIoJbSdrPGm3f5lmMOhDLVpj2XAHkmH5AH9_W9fACsR0btPp65YawMbsuLzgKFnt4FWORWSYkzdcjqltQIeCEISR-lqf.jpg)