Clean up the appearance of your aftermarket air cleaners by covering up throttle body and wiring exposed. The Signature Series Finned EFI Servo Motor Cover by Jim Nasi conceals the visible components for a clean custom appearance. Chrome-plated aluminum fins with a durable ABS base that can be custom-painted to match color themes Cleans up the engine and throttle body area on select fuel-injected HD models Easy installation with included hardware.