Engine

Active filters
Shields exposed hoses from abrasion and heat; durable spring steel construction and made in the USA.
Protects hoses from abrasion and heat.
Made in the USA.
Durable hose protector that shields hoses from abrasion and heat. Made from stainless spring steel. Made in the USA.
Designed for twin plug heads. Accepts .650"/10mm x 1.0 compression release valves. Sold each.
High-performance camshaft with Endurance Ramps for broad torque, reduced valve train noise, and billet steel construction.
Forged performance replacement for stock hydraulic roller lifters. 100% tested and made in the U.S.A.
Adjustable front stabilizer link for HD Touring frames with reverse-thread rod end and ARP stainless bolts; available in black anodized, gold anodized, or machined finish. Made in the USA.
Compact crankcase vent filter for reliable ventilation and easy installation.