Corvette C7 Grand Sport Rear Diffusers

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Corvette C7 Rear Bumper Diffuser Fins
$109.99 from $89.99 Save $20.00
Corvette C7 Add On Rear Bumper Diffuser
from $289.98
Corvette C7 Factory DRY CARBON FIBER Finned Rear Diffuser
$1,399.00
Sold Out
Corvette C7 DRY CARBON FIBER Replacement Rear Diffuser Vent
$329.98
Corvette C7 Carbon Fiber Rear Bumper Diffuser - Extreme Online Store
Corvette C7 DRY CARBON FIBER Rear Bumper Diffuser
$1,199.98
Corvette C7 Track Package Rear Bumper Finned Diffuser
$1,899.98

Explore rear diffusers for the Corvette C7 Grand Sport, including OEM-style replacements, Z06-inspired diffuser designs, multi-fin performance diffusers, rear valance extensions, and aggressive track-spec options engineered for all 2017–2019 Grand Sport models. Available in ABS plastic, gloss black, matte black, primer-ready, and carbon-style finishes.

Each diffuser enhances airflow, rear-end stability, and overall exterior styling while providing precise Grand Sport fitment. For related upgrades, explore our Grand Sport Rear Spoilers or Grand Sport Exhaust Systems. If you own other C7 trims, visit our C7 Stingray Rear Diffusers or C7 Z06 Rear Diffusers.

Learn more about the C7 Grand Sport at the official Chevrolet website. Extreme Online Store ships diffuser upgrades nationwide.