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1999 GMC K1500 Brands
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Key Features:- Side Mount Series
- Single Lid Tool Box
- L 36 in. x W 11.25 in. x H 11 in.
- Silver
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 78.0 in./6 ft. 6 in. Bed, 78.0 in./6 ft. 6 in. Bed;96.0 in./8 ft. Bed
$388.95 -
Key Features:- Side Mount Series
- Single Lid Tool Box
- L 48 in. x W 11.25 in. x H 11 in.
- Black
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 78.0 in./6 ft. 6 in. Bed, 78.0 in./6 ft. 6 in. Bed;96.0 in./8 ft. Bed
$496.95 -
B&M Shift Improver Kits offer you a quick and affordable way to improve the performance on any stock automatic transmission. The kits eliminate shift overlap and excess wear on clutches and band. You will be able to chose between two stages to fit your individual needs: an RV/Towing stage and a Street/Strip stage.Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.0L V8 GAS, 5.7L V8 GAS
$71.70 -
Key Features:- Side Mount Series
- Single Lid Tool Box
- L 36 in. x W 11.25 in. x H 11 in.
- Black
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 78.0 in./6 ft. 6 in. Bed, 78.0 in./6 ft. 6 in. Bed;96.0 in./8 ft. Bed
$474.95 -
B&M Shift Plus Electronic Shift Improver Kit will allow you to fully recalibrate your transmission's hydraulic system electronically. This kit is perfect for performance, towing and RV applications, and is designed to give you optimum performance and significantly extended product life. The Improver kit will firm up the shifts and reduce heat and slippage as well. It installs effortlessly in minutes, without having to remove the transmission pan or valve body. Do not hesitate and improve your shift's firmness while reducing slippage and heat with this comprehensive B&M Shift Plus Electronic Improver Kit. The kit is emissions legal in all states, so you cannot go wrong with it!Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.0L V8 GAS, 5.7L V8 GAS
$76.82 -
Key Features:- M8000 Self-Recovery Winch
- 8000 lbs./3630 kg
- 12V DC Motor
- w/Roller Fairlead
- 100 ft. Wire Rope
- CE Certified
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT
$880.51 -
Key Features:- XD9000 Self-Recovery Winch
- 9000 lbs./4080 kg
- 12V DC Motor
- w/Roller Fairlead
- 100 ft. Wire Rope
- CE Certified
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT
$1,363.61 -
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.7L V8 GAS / Offset/Center / 2.50" / 2.50"
$258.99 -
Do you look for a quick and affordable solution to improve the performance of your automatic transmission? The B&M Transpak kits are the perfect answer as they will allow you to easily calibrate your shift feel to be firmer, reduce slippage and shift overlap. The Transpak will also significantly reduce overall wear and comes with everything you need to calibrate your transmission for a firmer feel. These kits will allow you to retain full automatic features when in "Drive". Plus, it is backed by a 1 year limited warranty to guarantee your investment!Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.0L V8 GAS, 5.7L V8 GAS
$149.95 -
JET Dynamic Spectrum Tuners are specially designed for performance enthusiasts who appreciate complete control of a vehicle's programming, and will give all the tools necessary for precise ECU performance tuning through a PC or laptop. The software allows modifications to every single aspect of your vehicle's programming, including control of the fuel and spark tables, the speed and rev limiters, all transmission functions, torque management tables, and more. Making modifications is easy with the detailed table and graph views. To use the tuners, simply connect one to your vehicle's diagnostic port using the provided interface cable - this will download and save your stock programming to your PC, and allow it to be reloaded to the computer at any time in order to return the ECU to its original state. Free shipping to all of USA!
Key Features:- Dynamic Spectrum Tuner Jet Performance Programmer
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.0L V8 GAS, 5.7L V8 GAS
$462.63 -
JET Performance Underdrive Pulley Kits are manufactured from 1-piece billet aluminum. They will give you an additional 10-13 hp by reducing the drag placed your vehicle's engine to drive accessories such as A/C, power steering, and water pumps. The kits will slow down the accessories and will allow the engine to turn with less effort, increasing horsepower, fuel economy, and improving your acceleration. The pulleys will not effect adversely the operation of the accessories! The installation process is quick and simple. Free shipping to all of USA!
Key Features:- Jet Underdrive Pulleys
- Two Pulleys
- Does Not Come W/ Serpentine Belt
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.0L V8 GAS, 5.7L V8 GAS
$172.46 -
Key Features:- Transmission Mount
- Black
- Zinc Finish
- Performance Polyurethane
- Large 7.5
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.0L V8 GAS, 5.7L V8 GAS
$81.21 -
Key Features:- Transmission Mount
- Red
- Zinc Finish
- Performance Polyurethane
- Large 7.5
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.0L V8 GAS, 5.7L V8 GAS
$81.21 -
Key Features:- Heavy Duty U-Clamp
- Size 2.5 in.
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.0L V8 GAS
$15.48 -
Key Features:- Side Mount Series
- Single Lid Tool Box
- L 48 in. x W 11.25 in. x H 11 in.
- Silver
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 78.0 in./6 ft. 6 in. Bed, 78.0 in./6 ft. 6 in. Bed;96.0 in./8 ft. Bed
$412.95 -
B&M Transmission Brackets and Levers will help you to replace all of your missing or damaged shifter components. These shifter brackets are made only from quality materials and are compatible with a wide range of applications for a perfect fit.Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.0L V8 GAS, 5.7L V8 GAS
$35.49 -
![Hellwig 2510 - LP-25 Progressive Load Leveler - Helper Spring - 3 Leaf Stack - Requires Mounting Kit PN[25250 Or 25300]](https://www.automotivestuff.com/media/catalog/product/h/e/hellwig-2510_9.jpg?quality=90&bg-color=255,255,255&fit=bounds&height=176&width=188&canvas=188:176)
Key Features:- LP-25 Leaf Kit
- 2500 lbs. Capacity
- 3 Leaf Stack
- Requires Mounting Kit PN[25250 Or 25300]
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 5.0L V8 GAS, 5.7L V8 GAS
$283.58 -
- 48 in. Truck Side Tool Box
- L 48 in. x W 11.25 in. x H 11 in.
- Silver
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT / 78.0 in./6 ft. 6 in. Bed, 78.0 in./6 ft. 6 in. Bed;96.0 in./8 ft. Bed
$412.95 -
- AXON Powersport Winch
- Series 35
- 3500 lbs./1588 kg
- Inc. EPIC Hawse Fairlead
- 50 ft. Steel Rope
- Rockerbar Digital Control Switch
Fitment:
1999 GMC K1500 Sierra SL, Sierra SLE, Sierra SLT
$519.99 -
- CTS3 Gas Evolution Programmer
- Incl. 5 in. Touch Screen
- 3rd Generation
- Power Level 1: Stock with Options
- Power Level 2: 5 hp & 5 lb-ft
- Power Level 3: 15 hp & 15 lb-ft
- Power Level 4: 18 hp & 27 lb-ft
- Screen Control: Touch Control
- Trouble Codes: Read and Clear
- Screen Size: 5"
Fitment:
1999 GMC K1500 5.0L V8 GAS, 5.7L V8 GAS
$655.95