2003 GMC Sierra 2500 6.6L Diesel
27 Results found
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Filter Applied: Gauges & data loggers
cold air intakes
Pre-Filter
6747916992709
1999-2016 Chevy/GMC
Air Filter PN: 42138 and 42138-D
Protects filter from large debris & mud
in stock, ready to ship!
From $44.08
MSRP:$48.98
cold air intakes
Air Filter Element
6747916599493
1999-2016 Chevy/GMC 2500/3500 Diesel/Gas
Easy to install replacement air filter (oiled or dry)
in stock, ready to ship!
From $119.00
MSRP:$132.22
cold air intakes
Banks Ram-Air®
6747928821957
2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Outflows stock by 57%
Inhales cold air lowering EGT and soot
Limited Inventory
From $449.00
MSRP:$498.89
intercoolers boost tubes
Intercooler Upgrade
6747935965381
2002-2004 Chevy/GMC 2500/3500 6.6L Duramax
Improves Power, Durability & Fuel Economy
Limited Inventory
From $1,459.00
MSRP:$1,621.11
fluid cooling
Oil Cooler Upgrade Kit
6747931214021
2001-2007 and 2011-2019 Chevy/GMC 2500/3500 6.6L Duramax
31% better heat reduction over stock
SHIPS 1-2 WEEKS
From $549.00
MSRP:$610.00
turbo systems accessories
Compressor Relocation Kit
6747929280709
2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Limited Inventory
From $50.00
MSRP:$55.56
exhaust brakes
Banks Brake
6747930329285
2001-2004 Chevy/GMC 2500/3500 6.6L Duramax, Banks Exhaust
Control downhill speed without killing your brakes
Limited Inventory
From $1,479.00
MSRP:$1,643.33
turbo systems accessories
BigHead Actuator
6747928756421
2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
For higher peak boost, sooner
in stock, ready to ship!
From $228.00
MSRP:$253.33
chips tuners monitors
AutoMind 2 Programmer
6747917353157
1999-2016 Chevy/GMC Trucks Diesel/Gas, (except Motorhome or Cab & Chassis)
Power, Fuel Economy and Performance
in stock, ready to ship!
From $439.00
MSRP:$487.78
chips tuners monitors
Six-Gun Diesel Tuner
6747929903301
2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Gain +127hp/+345lb-ft
28% quicker 0-60
Limited Inventory
From $616.98
MSRP:$685.53
chips tuners monitors
EconoMind Diesel Tuner
6747929379013
2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Gain +100hp/+230lb-ft
10% more MPG
Limited Inventory
From $739.00
MSRP:$821.11
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
Hurry, only - 7 - left!
From $94.00
MSRP:$104.44
gauge mounts
Pillar Mount
6747914305733
1999-2007 Chevy/GMC 2500/3500
Mounts gauge for a clean, finished look
Hurry, only - 8 - left!
From $96.00
MSRP:$106.67
gauge mounts
Pillar Mount
6747926429893
2000-2005 Chevy/GMC 2500/3500
Mounts gauge for a clean, finished look
in stock, ready to ship!
From $59.00
MSRP:$65.56
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
in stock, ready to ship!
From $375.00
MSRP:$416.67
in stock, ready to ship!
From $44.08
MSRP:$48.98
in stock, ready to ship!
From $119.00
MSRP:$132.22
Limited Inventory
From $449.00
MSRP:$498.89
Limited Inventory
From $1,459.00
MSRP:$1,621.11
SHIPS 1-2 WEEKS
From $549.00
MSRP:$610.00
Limited Inventory
From $50.00
MSRP:$55.56
Limited Inventory
From $1,479.00
MSRP:$1,643.33
in stock, ready to ship!
From $228.00
MSRP:$253.33
in stock, ready to ship!
From $439.00
MSRP:$487.78
Limited Inventory
From $616.98
MSRP:$685.53
Limited Inventory
From $739.00
MSRP:$821.11
Hurry, only - 7 - left!
From $94.00
MSRP:$104.44
Hurry, only - 8 - left!
From $96.00
MSRP:$106.67
in stock, ready to ship!
From $59.00
MSRP:$65.56
in stock, ready to ship!