2004 GMC Sierra 3500 6.6L Diesel
34 Results found
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Filter Applied: Gauges & data loggers
chips tuners monitors
EconoMind Diesel Tuner
6747929379013
2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Gain +100hp/+230lb-ft
10% more MPG
exhaust brakes
Banks SpeedBrake
6747956084933
2004.5-2005 CHEVY/GMC 2500/3500 6.6L DURAMAX, LLY
All-electronic brake cuts downhill speed up to 78%
exhaust brakes
Banks Brake
6747955298501
2004.5-2005 CHEVY/GMC 2500/3500 6.6L DURAMAX, LLY
Control downhill speed without killing your brakes
mechanical gauges
Boost Gauge Kit
6747886584005
1994-2003 Ford Truck 7.3L Power Stroke, and 2001-2005 Chevy/GM 6.6L Duramax
Superior Precision & Durability
gauge mounts
Pillar Mount
6747926429893
2000-2005 Chevy/GMC 2500/3500
Mounts gauge for a clean, finished look
gauge mounts
Pillar Mount
6747914305733
1999-2007 Chevy/GMC 2500/3500
Mounts gauge for a clean, finished look
differential covers
Ram-Air Differential Cover Kit
7031565025477
2001-2019 Chevy/GMC, 2003-2018 RAM with AAM 11.5" or 11.8" 14 Bolt Rear Axle
2019-2024 RAM 6.4L See Fitment Note
Patented design cools 5X better than flat-backs
exhaust systems
Monster Exhaust System
6747937079493
2002-2005 Chevy/GMC 2500/3500 6.6L Duramax, Standard Cab Long Bed w/Cat converter
Outflows stock by 176% for more power/lower EGTs
exhaust systems
Monster Exhaust System
6747936981189
2002-2005 Chevy/GMC 2500/3500 6.6L Duramax, Extended Cab Short Bed and Crew Cab Short Bed w/Cat converter
Outflows stock by 176% for more power/lower EGTs
exhaust systems
Monster Exhaust System
6747936948421
2002-2005 Chevy/GMC 2500/3500 6.6L Duramax, Extended Cab Long Bed and Crew Cab Long Bed w/Cat converter
Outflows stock by 176% for more power/lower EGTs
exhaust systems
Monster Exhaust System
6747930656965
2001-2004 Chevy/GMC 2500/3500 6.6L Duramax, Standard Cab Long Bed without Cat Converter
Outflows stock by 176% for more power/lower EGTs
exhaust systems
Monster Exhaust System
6747930591429
2001-2004 Chevy/GMC 2500/3500 6.6L Duramax, Extended Cab Short Bed and Crew Cab Short Bed without Cat Converter
Outflows stock by 176% for more power/lower EGTs
exhaust systems
Monster Exhaust System
6747930460357
2001-2004 Chevy/GMC 2500/3500 6.6L Duramax, Extended Cab Long Bed and Crew Cab Long Bed without Cat Converter
Outflows stock by 176% for more power/lower EGTs
exhaust systems
Monster Sport Exhaust
6747931148485
2001-2005 Chevy/GMC 2500/3500 6.6L Duramax
Outflows stock by 176% for more power/lowers EGTs
exhaust systems
Exhaust Muffler
6747847393477
Superior Flow and Rich, Throaty Sound
