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UnderDog Diesel » 2003, Chevrolet
Products for:
- Year: 2003
- Make: Chevrolet
View Universal items for: 2003 Chevrolet
Browse Products
Description: For 2001-2019 Chevy/GMC 2500/3500 6.6L Diesel
with 5 or 6 speed Allison 1000 Transmission
Item #: 35146-B
Condition:
New
Price: $553.33
Sale: $498.00
Save: 10%
Save: $55.33
Differential Cover
Description: For 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
Item #: 19269
Condition:
New
Price: $395.00
Differential Cover
Description: For 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
Item #: 19259
Condition:
New
Price: $375.00
Differential Cover
Description: For 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
Item #: 19249
Condition:
New
Price: $395.00
Exhaust Muffler
Description: Exhaust Muffler, Stainless Steel, 4 inch Inlet and Outlet
Item #: 53801
Condition:
New
Price: $319.00
Leaf Spring Shackle Lowering Kit
Description: Belltech's lowering leaf spring shackles simplify leveling the rear of your truck by replacing the oem shackle using oem hardware. Fits: 1973-2018 Chevrolet Silverado/Sierra 1500 (All), 88-10...More Details »
Item #: 6404
Condition:
New
Not Available
Suspension Stabilizer Bar
Description: Proudly made in the USA, Lifetime warranty, Easy installation, Direct replacement on most applications, Includes and necessary hardware and installation instructions. Fits: 2001-2010 Chevrolet...More Details »
Item #: 5510
Condition:
New
Not Available
Suspension Stabilizer Bar
Description: Proudly made in the USA, Lifetime warranty, Easy installation, Direct replacement on most applications, Includes and necessary hardware and installation instructions. Fits: 2001-2010 Chevrolet...More Details »
Item #: 5410
Condition:
New
Not Available
Leaf Spring Shackle Lowering Kit
Description: Belltech's lowering leaf spring shackles simplify leveling the rear of your truck by replacing the oem shackle using oem hardware. Fits: 1973-2018 Chevrolet Silverado/Sierra 1500 (All), 88-10...More Details »
Item #: 6700
Condition:
New
Not Available
Torsion Bar Key
Description: Belltech's adjustable torsion bars keys are a direct replacement to the oem key for an easy hassle free solution for a new lowered look. Sold as pairs with a lifetime warranty Fits: 2001-2010...More Details »
Item #: 3919
Condition:
New
Not Available
Torsion Bar Key
Description: Belltech's adjustable torsion bars keys are a direct replacement to the oem key for an easy hassle free solution for a new leveled look. Sold as pairs with a lifetime warranty Fits: 2001-2010...More Details »
Item #: 3927
Condition:
New
Not Available
Leaf Spring Shackle Lowering Kit
Description: Belltech's lowering leaf spring shackles simplify leveling the rear of your truck by replacing the oem shackle using oem hardware. Fits: 1988-2018 Chevrolet Silverado/Sierra 1500 (All), 88-10...More Details »
Item #: 6400
Condition:
New
Not Available
Suspension Spindle Drop Set
Description: The industry standard, Belltech drop spindles can be combined with coilover or air suspension set ups for the ultimate in street performance or frame laying stance. Lifetime warranty, direct bolt...More Details »
Item #: 2550
Condition:
New
Not Available
Leaf Spring Shackle Lowering Kit
Description: Belltech's lowering leaf spring shackles simplify leveling the rear of your truck by replacing the oem shackle using oem hardware. Fits: 2001-2010 Chevrolet Silverado/Sierra 1500/2500/3500HD 3"...More Details »
Item #: 6403
Condition:
New
Not Available
Suspension Stabilizer Bar Kit
Description: Proudly made in the USA, Lifetime warranty, Easy installation, Direct replacement on most applications, Includes and necessary hardware and installation instructions. Fits: 2001-2010 Chevrolet...More Details »
Item #: 9933
Condition:
New
Not Available
Item #: 25-311839
Condition:
New
Price: $275.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber Fits: Chevrolet Silverado 1500 HD 2003-2001, Silverado 1500 HD 2006-2005, Silverado 2500 2004-1999, Silverado 2500 HD 2010-2001, Silverado 2500 HD Classic 2007, GMC...More Details »
Item #: 24-186575
Condition:
New
Price: $128.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber
Item #: 24-060813
Condition:
New
Price: $84.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber Fits: Chevrolet Silverado 1500 HD 2003-2001, Silverado 1500 HD 2006-2005, Silverado 2500 2004-1999, Silverado 2500 HD 2010-2001, Silverado 2500 HD Classic 2007, GMC...More Details »
Item #: 24-060820
Condition:
New
Price: $84.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber Fits: Chevrolet Avalanche 2500 2006-2002, Silverado 3500 2006-2001, Silverado 3500 Classic 2007, Silverado 3500 HD 2010-2007, Suburban 2500 2013-2000, GMC Sierra...More Details »
Item #: 24-185677
Condition:
New
Price: $84.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber
Item #: 24-186636
Condition:
New
Price: $110.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber
Item #: 24-186735
Condition:
New
Price: $110.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber
Item #: 24-186742
Condition:
New
Price: $110.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber
Item #: 24-187183
Condition:
New
Price: $110.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber
Item #: 24-191203
Condition:
New
Price: $110.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber
Item #: 25-187687
Condition:
New
Price: $225.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber
Item #: 25-187694
Condition:
New
Price: $225.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber
Item #: 25-311853
Condition:
New
Price: $270.00
Suspension Shock Absorber
Description: 46mm Monotube Shock Absorber
Item #: 25-311891
Condition:
New
Price: $270.00
Steering Damper
Description: 46mm Monotube Steering Damper
Item #: 33-174525
Condition:
New
Price: $108.00
Suspension Shock Absorber Reservoir Mount
Description: Reservoir Bracket Assembly
Item #: 11-176015
Condition:
New
Price: $42.00
Trailer Hitch Lock
Description: The BOLT 1/2" Receiver Lock lets you conveniently secure your hitch with your vehicle ignition key! Suitable for class 1-2 towing applications and fits 1-1/4" receivers. Works with early model...More Details »
Item #: 7019341
Condition:
New
Price: $34.99
Trailer Hitch Lock
Description: The BOLT 5/8" Receiver Lock lets you conveniently secure your hitch with your vehicle ignition key! Suitable for class 3-5 towing applications and fits both 2 and 2.5" receivers. Works with early...More Details »
Item #: 7018445
Condition:
New
Price: $25.99
Trailer Hitch Lock
Description: The BOLT Coupler Pin Lock allows you to secure your trailer with your vehicle ignition key! Adjustable from 1/2" to 3-3/8" the Coupler Pin Lock fits virtually any coupler. Works with early model...More Details »
Item #: 7025283
Condition:
New
Price: $29.99
Tow Hook
Description: Provides for Safe and Secure Recovery Ability, Rated at 10,000 lbs., Hook can swivel 160 degrees Note: Limited Lifetime Warranty
Item #: 7039046
Condition:
New
Price: $249.99
Accessory Lock Core
Description: The BOLT Replacement Lock Cylinder works with your vehicle ignition key. BOLT Replacement Cylinder is designed to easily replace the existing cylinders in your BOLT Toolbox Latch. Works with early...More Details »
Item #: 692918
Condition:
New
Price: $16.50
Trailer Hitch Coupler Lock
Description: The BOLT Off-Vehicle Coupler Lock lets you conveniently secure your unattended trailer with your vehicle ignition key! Suitable for 1-7/8", 2", and 2-5/16" couplers. Works with GM Early Model...More Details »
Item #: 7032489
Condition:
New
Price: $69.99
Truck Tool Box Lock and Key
Description: The BOLT Toolbox Latch Retrofit Kit allows you to easily replace the existing toolbox latch with an OEM stainless steel latch and the BOLT Lock that works with your truck key. Works with early...More Details »
Item #: 7022696
Condition:
New
Price: $39.99
Price: $14.99
Transmission Line Kit
Item #: 11405
Condition:
New
Price: $260.00
Description: One extra high strength dowel pin
Item #: 29601
Condition:
New
Price: $2.50
Price: $350.00
Description: Direct Replacement for Stock/Factory Gear Box
Fits Seamlessly with your Stock/Factory 3 Spline Pitman Arm
No Modifications Required for Installation
100% NEW, No Core Charge
Item #: DA-SGB-0110
Condition:
New
Price: $565.00
Description: DDP 100% Over SAC Injector Set Brand New
Item #: D01-S100-008
Condition:
New
Price: $4,612.50
Price: $2,000.00
Price: $2,550.00
Description: DDP 400% Over SAC Injector Set Brand New
Item #: D01-S400-008
Condition:
New
Price: $6,750.00
Description: DDP 500% Over SAC Injector Set Brand New
Item #: D01-S500-008
Condition:
New
Price: $6,900.00
Automatic Transmission Valve Body Kit
Description:
DDP Allison Valve Body - Chevy 2001-2010 Duramax LB7
Item #: DDP-VB
Condition:
New
Price: $749.00
Description: DDP LB7 100% Over SAC Fuel Injector Set Reman
Item #: D01-S100-502
Condition:
New
Price: $4,125.00
Description: DDP LB7 15% Over Fuel Injector Set Reman
Item #: D01-V015-502
Condition:
New
Price: $2,588.76
Description: DDP LB7 150% Over SAC Fuel Injector Set New
Item #: D01-S150-008
Condition:
New
Price: $5,100.00
Description: DDP LB7 150% Over SAC Fuel Injector Set Reman
Item #: D01-S150-502
Condition:
New
Price: $4,650.00
Description: DDP LB7 200% Over SAC Fuel Injector Set New
Item #: D01-S200-008
Condition:
New
Price: $5,370.00
Description: DDP LB7 200% Over SAC Fuel Injector Set Reman
Item #: D01-S200-502
Condition:
New
Price: $4,875.00
Description: DDP LB7 25% Over SAC Fuel Injector Set New
Item #: D01-S025-008
Condition:
New
Price: $3,600.00
Description: DDP LB7 25% Over SAC Fuel Injector Set Reman
Item #: D01-S025-502
Condition:
Remanufactured
Price: $3,000.00
Description: DDP 250% Over SAC Injector Set Brand New
Item #: D01-S250-008
Condition:
New
Price: $6,337.50
Description: DDP LB7 250% Over SAC Fuel Injector Set Reman
Item #: D01-S250-502
Condition:
New
Price: $5,850.00