Pacific Performance Engineering 2001-2002 GM 6.6L Duramax Stage6 Complete Ready-to-Install Allison Transmission
Fits 2001-2002 6.6L Duramax V8 (LB7)
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Transmission parts here are about holding torque and keeping fluid temperature down, which is what kills automatics. This one is the Pacific Performance Engineering 2001-2002 GM 6.6L Duramax Stage6 Complete Ready-to-Install Allison Transmission, listed to fit the 2001-2002 GMC Sierra 2500HD/3500HD with the 6.6L Duramax V8 (LB7).
why this one — Towing heat is the usual reason to buy. Check what your truck already has before adding a cooler or pan. T3 Speed Shop lists it at $4499.99, and the fitment above is what the listing itself states, not a guess.
No published gain figure for this part, and nothing here is a guarantee. Price is a list price and can lag the retailer; confirm at checkout. See how we check a price and our affiliate disclosure.