Pacific Performance Engineering (PPE) PPE 116112520 BLACK CERAMIC COATED HIGH-FLOW MANIFOLD & UP-PIPE KIT 17-25 L5P
Fits 2017-2025 6.6L Duramax V8 (L5P) · 6.6L Duramax V8 (L5P, updated)
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Price tracked 5 times since Sep 11, 2026 across the stores we check daily: low $1,520.99, high $1,520.99, currently $1,520.99.
where to buy · 2 retailers tracked
Headers replace the cast exhaust manifolds with tuned tubes so each cylinder has a smoother path out. This one is the PPE PPE 116112520 BLACK CERAMIC COATED HIGH-FLOW MANIFOLD & UP-PIPE KIT 17-25 L5P, listed to fit the 2017-2025 Chevrolet Silverado 2500HD/3500HD with the 6.6L Duramax V8 (L5P) or 6.6L Duramax V8 (L5P, updated).
why this one — This is a long, hot, awkward job on a truck. Budget for a shop and for a tune afterward. Kingz Diesel Supply lists it at $1520.99, and the fitment above is what the listing itself states, not a guess.
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