GPR's Adapter fitting is made of high-quality 304 stainless steel. It permits a seamless connection from the GPR silencers to the motorbile's original manifolds.

IMPORTANT: Any cutting or modification of the original manifold must be performed by a qualified mechanic.

This is an original GPR product, developed after GPR's experience in the World Championship. It offers an innovative design, improved performance, weight savings and a full-bodied sound.