ProTru by Wiseco Pro Tru Street Series Forged Piston Set - 3.903" Bore - 1/16" x 1/16" x 3.0 mm Ring Grooves - Minus 4 cc - GM LS-Series (Set of 8) MT125BK Since their release nearly 20

Since their release nearly 20 years ago

Sierra 1500 2013-1999

waterproof polymer coating

6L DOHC engine

RPM Module Kits include five modules in 200 rpm increments

ProTru by Wiseco Pro Tru Street Series Forged Piston Set - 3.903" Bore - 1/16" x 1/16" x 3.0 mm Ring Grooves - Minus 4 cc - GM LS-Series (Set of 8) MT125BK Since their release nearly 20Product Description: Pistons and Rings Pro Tru Street Series Forged 3. 903 in Bore 1 16 in x 1 16 in x 3. 0 mm Ring Grooves Plus 4. 00 cc GM LS Series Wiseco Pro Tru is a division of Wiseco specializing pistons and piston rings for price conscious engine builders. They offer complete kits to fit a wide range of engines. Manufactured by Wiseco Performance Products, ProTru Forged Pistons are affordable with features usually found only in more expensive