SLP Performance Air Filter Cleaner and Oil Kit HH-1.75 Threaded steel two-piece design

Threaded steel two-piece design

quality and value that guarantees years of top performance for your Mustang

A direct replacement for all 1957 Chevy passenger cars with six-cylinder engines

Signature Series Valve Covers

PROFORM Billet Throttle Base Plates:

SLP Performance Air Filter Cleaner and Oil Kit HH-1.75 Threaded steel two-piece designEstablished in 1987, SLP has stood for quality performance enhancements for late model American Muscle cars from the beginning, and it continues this commitment today. SLP's initial claim to fame says it all: It was the first company in the performance aftermarket to develop and manufacture a 50 state emission legal performance package specifically for V8 Camaros and Firebirds. True to its name ("Street Legal Performance"), the vision of SLP's part