Pacific Performance Engineering 2001-2010 GM 6.6L Duramax w/ Allison 1000-2000 Transmission Pressure Calibration Kit
Fits 2001-2010 6.6L Duramax V8 (LB7) · 6.6L Duramax V8 (LLY) · 6.6L Duramax V8 (LBZ) · 6.6L Duramax V8 (LMM)
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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 2001-2010 GM 6.6L Duramax w/ Allison 1000-2000 Transmission Pressure Calibration Kit, listed to fit the 2001-2010 GMC Sierra 2500HD/3500HD.
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 $44.99, 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.