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SEMA MemberAs Seen on TV: Velocity, MAVTVGive Your Ride ATTITUDE

The ADJUSTER Hero Card

The ADJUSTER vs AFC LiveWhat APP Customers are Saying

APP's Rack Cap is drilled 4mm deeperAPP Piston Oil Squirters, Cheap Insurance for your Expensive Engine

Diesels are all about ATTITUDE


Attitude Performance Product's 6.6l & 6.7l Fuel Rail Plugs

Attitude Performance Products

Serving the Diesel engine community with a goal of increased performance and reliability.

  • Attitude Performance Products is all about providing solutions for Diesel enthusiasts.
  • APP’s contributions to the industry support the demand for high-performance engines.
  • APP's internal research has identified parts for Diesel engines that help give authority to vehicles (trucks, boats, agricultural equipment)