Fits LS3-Style DBW Throttle Body - Cotton Gauze Element 120-500 axle-back-exhaust 25/8 V 1970 - 1972

25/8 V 1970 - 1972 Chevrolet Caprice 4

5L V8 1975 - 1976 Chevrolet G30 454/7

this system is designed to improve exhaust flow and provide an aggressive exhaust note

OEM - YF1Z-2267-AA / YF1Z2267AA

Fits LS3-Style DBW Throttle Body - Cotton Gauze Element 120-500 axle-back-exhaust 25/8 V 1970 - 1972Fits LS3 Style DBW Throttle Body Cotton Gauze Element RetroFilter air cleaners cleverly hide an LS drive by wire throttle body inside to maintain a low height and classic looks. Utilizing a hidden opening in the base to hide unsightly wiring from the throttle body, this trick air cleaner allows you to experience all the benefits of modern technology and keep the vintage look you want. Pair with any Holley intake manifold with a 4150 4610 square bore