We're actively expanding our catalog — new products being added weekly. Inventory is limited during this phase.
Ford · GM · Dodge Truck Parts
Built for Diesel. Built to Perform.
Premium turbo kits, drop-in turbos, exhaust manifolds, intercoolers, and more for Cummins, Power Stroke, and Duramax trucks.
Featured Products
Top picks from our catalog
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Why Jay's
Diesel Knowledge You Can Trust
Jay's Diesel Performance is run by diesel enthusiasts who know these trucks inside and out. Every part we stock is hand-selected for quality and fitment — no guesswork, no junk.
Same-Day Shipping on Most Orders
In-stock parts ship fast so your truck is back on the road — or the dyno — as quickly as possible.
Authorized Smeding Diesel Dealer
We carry the full Smeding Diesel lineup: turbo kits, drop-ins, manifolds, intercoolers, and more.
Expert Diesel Support
Not sure which turbo kit fits your year and engine? Call or email — we'll point you to the right part.
Ready to Build Your Diesel?
Browse hundreds of performance parts for Cummins, Power Stroke, and Duramax trucks. Same-day shipping on most in-stock orders.
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