H&S Performance was founded with a desire to create better products for the diesel performance and racing industry. Since its humble beginnings, H&S has emerged as the industry leader in performance tuners and exhaust products for late model Dodge Cummins, GM Duramax, and Ford Powerstrokes. H&S Performance is committed to delivering you the highest quality parts and service. Through countless hours of research and development, each of our products have been designed with YOU, the end-user, in mind. From cutting edge tuners, to high quality exhaust products, you can always count on H&S to deliver the products you need!
The Granatelli name has been associated with speed for decades, so you know that performance parts from Granatelli Motor Sports are engineered to win! Equip your late-model car or pickup with a Granatelli mass airflow sensor or cold air induction kit for a power-building intake charge. Get a race-ready stance and responsive handling with Granatelli’s suspension and chassis components, like control arms, camber adjusters, coil-over kits, shock tower braces, and more.