Sinister Diesel - Clamps & Adapters for Cummins

Improve the Look

Sinister Diesel’s has clamps and adapters to enable you to fully customize your Cummins diesel exhaust. Whether you prefer stainless or aluminized steel, 4” or 5” connectors, we have exactly what you are looking for and carry top brands.

Why Buy Your Clamps and Adapters from Sinister?

We have a wide selection of clamps and adapters to choose from, and each part is backed by free, live technical support and our Sinister guarantee. So pick your exhaust pieces and start enjoying everything that comes with a performance exhaust kit!