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This bolt-on DOR/DOS (Dual Out Rear or Dual Out Side tailpipe exits) is emissions legal and fits trucks with the 4
Upgraded and weight matched spring
3 V6 1987 Chevrolet V10 262/4
1999-2003 GMC Sierra 2500
Helmholtz Product Type Exhaust Catback System Splitter Cast Tip Count 4 Tip Diameter (in) 4 Tip Finish Polished Silver Tip Style Single Wall Tips Removable Yes Tube Connection Butt Joint Tube Diameter (in) 3 Tube Finish Brushed Valve Actuation OEM Valves Yes Warning California Proposition 65 Welding TIG
B&M Shift Improver Kit - GM TH2004R Transmissions - 35265 Left-Front-Brake This bolt-on DOR/DOS (Dual OutOverview: B&M Shift Improver Kit for 1981 1990 Chevrolet, Buick, Olds, Pontiac and GMC TH 200 4R transmissions, recalibrates your automatic transmission for optimum performance and extended life! Select the mode that best suits your application Provides crisp shifts on any stock automatic transmission Eliminates shift overlap and excess wear on clutches and bands due to slippage The B&M Shift Improver Kit the easiest way to get the stout performance
