Variable intake stacks

Manufacturers such as Yamaha and Aprilia have long fitted variable stacks to their engines because of the benefits in performance and efficiency. Now we offer variable stacks for all types of engines, so that every rider can benefit from the improved airflow and power delivery that this technology makes possible. With our variable stacks, you get the most out of your engine, regardless of make or model. Crafted from high-quality materials and rigorously tested on our Dynojet dyno, they are guaranteed to elevate your riding experience.