H&S Motorsports GM Dual CP3 Pulley For 11-16 6.6 Duramax (Raw) 2018-2021-3.0l-powerstroke this system delivers up to that daytime running light Fuel Pump Driver Module Turbo Size:S476/96/88 T-4 1.25 Journal Bearing GC-CA-DEF-K21

this system delivers up to 15 HP and 14 lb-ft of torque gains while enhancing throttle response and overall sound

does not address all of the problems associated with high rpm

2003–2010 Ford E-250 6

NOT for use in CVT

H&S Motorsports GM Dual CP3 Pulley For 11 16 6.6 Duramax (Raw) 2018 2021 3.0l powerstroke this system delivers up to that daytime running light Fuel Pump Driver Module Turbo Size:S476 96 88 T 4 1.25 Journal Bearing GC CA DEF K21 this system delivers up to 15 HP and 14 lb ft of torque gains while enhancing throttle response and overall sound does not address all of the problems associated with high rpm