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Looking for aftermarket parts to modify or upgrade your 2003 Chevrolet Avalanche 1500 with running boards? At Tunersports.com we carry a huge selection of the top name brand performance running board parts and accessories.
 IN STOCK 79105-01ANow you can manually control your AMP Research POWERSTEP with a temporary over-ride switch. Whether deploying them to wash, or retracting them for off-roading, the switch gives you the flexibility you want in a POWERSTEP.... AMP Research Override Switch w/ STA1 Controller 2003-2003 Chevrolet Avalanche 1500 North Face / On Road Edition / WBH 2003-2005 Chevrolet Avalanche 1500 Base 2003-2006 Chevrolet Avalanche 1500 Z71 $169.99 |
 IN STOCK 75115-01AGetting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invented the patented PowerStep , the automatic, electric-powered running board that instantly extends when you open your door, and retracts out of sight when the doors close for improved ground clearance, ae... AMP Research 2002-2006 Cadillac Escalade PowerStep - Black 2003-2003 Chevrolet Avalanche 1500 North Face / On Road Edition / WBH 2003-2005 Chevrolet Avalanche 1500 Base 2003-2006 Chevrolet Avalanche 1500 Z71 $1,649.99 |
 IN STOCK 27-74745Westins Grate Steps Running Boards are engineered to provide maximum traction without sacrificing style. The 6 1/4in. step surface width features an aggressive 1/4in. high punched tread allowing traction in any weather condition. The unique serrated edges help clean dirt, snow and mud off your boots... Westin Grate Steps Running Boards 90 in - Textured Black 2003-2003 Chevrolet Avalanche 1500 North Face / On Road Edition / WBH 2003-2005 Chevrolet Avalanche 1500 Base 2003-2006 Chevrolet Avalanche 1500 Z71 $525.99 |
 IN STOCK - LOW 27-0010OE style design. UV resistant black molded polymer. Extruded aluminum base board. Cradle mounted boards. Customized mounting brackets sold separately. Adds perfect finishing touch to vehicle. 5 year warranty.... Westin Molded Step Board Unlighted 79 in - Black 2002-2003 Chevrolet Avalanche 1500 North Face / On Road Edition 2002-2005 Chevrolet Avalanche 1500 Base 2002-2006 Chevrolet Avalanche 1500 Z71 2003-2003 Chevrolet Avalanche 1500 WBH $321.78 |
 OUT OF STOCK 27-0015OE style design. UV resistant black molded polymer. Extruded aluminum base board. Cradle mounted boards. Customized mounting brackets sold separately. Adds perfect finishing touch to vehicle. 5 year warranty.... Westin Molded Step Board lighted 79 in - Black 2002-2003 Chevrolet Avalanche 1500 North Face / On Road Edition 2002-2005 Chevrolet Avalanche 1500 Base 2002-2006 Chevrolet Avalanche 1500 Z71 2003-2003 Chevrolet Avalanche 1500 WBH $369.80 |
 OUT OF STOCK 27-0020OE style design. UV resistant black molded polymer. Extruded aluminum base board. Cradle mounted boards. Customized mounting brackets sold separately. Adds perfect finishing touch to vehicle. 5 year warranty.... Westin Molded Step Board Unlighted 93 in - Black 2003-2003 Chevrolet Avalanche 1500 North Face / On Road Edition / WBH 2003-2005 Chevrolet Avalanche 1500 Base 2003-2006 Chevrolet Avalanche 1500 Z71 $328.23 |
 IN STOCK - DROPSHIPS 27-0025OE style design. UV resistant black molded polymer. Extruded aluminum base board. Cradle mounted boards. Customized mounting brackets sold separately. Adds perfect finishing touch to vehicle. 5 year warranty.... Westin Molded Step Board lighted 93 in - Black 2003-2003 Chevrolet Avalanche 1500 North Face / On Road Edition / WBH 2003-2005 Chevrolet Avalanche 1500 Base 2003-2006 Chevrolet Avalanche 1500 Z71 $402.09 |
 IN STOCK 27-6130Extruded aluminum. Slip resistant rubber step area. Molded end caps add unique style. Cradle mounted boards. 5 year warranty.... Westin Sure-Grip Aluminum Running Boards 79 in - Brushed Aluminum 2002-2003 Chevrolet Avalanche 1500 North Face / On Road Edition 2002-2005 Chevrolet Avalanche 1500 Base 2002-2006 Chevrolet Avalanche 1500 Z71 2003-2003 Chevrolet Avalanche 1500 WBH $362.82 |
 IN STOCK - LOW 27-6135Extruded aluminum. Slip resistant rubber step area. Molded end caps add unique style. Cradle mounted boards. 5 year warranty.... Westin Sure-Grip Aluminum Running Boards 79 in - Black 2002-2003 Chevrolet Avalanche 1500 North Face / On Road Edition 2002-2005 Chevrolet Avalanche 1500 Base 2002-2006 Chevrolet Avalanche 1500 Z71 2003-2003 Chevrolet Avalanche 1500 WBH $331.23 |
 IN STOCK - DROPSHIPS 27-6140Extruded aluminum. Slip resistant rubber step area. Molded end caps add unique style. Cradle mounted boards. 5 year warranty.... Westin Sure-Grip Aluminum Running Boards 93 in - Brushed Aluminum 2003-2003 Chevrolet Avalanche 1500 North Face / On Road Edition / WBH 2003-2005 Chevrolet Avalanche 1500 Base 2003-2006 Chevrolet Avalanche 1500 Z71 $423.35 |
 IN STOCK 27-6145Extruded aluminum. Slip resistant rubber step area. Molded end caps add unique style. Cradle mounted boards. 5 year warranty.... Westin Sure-Grip Aluminum Running Boards 93 in - Black 2003-2003 Chevrolet Avalanche 1500 North Face / On Road Edition / WBH 2003-2005 Chevrolet Avalanche 1500 Base 2003-2006 Chevrolet Avalanche 1500 Z71 $386.50 |
 IN STOCK - DROPSHIPS 27-64740Westin's SG6 Running Boards feature textured slip resistant step pads enhancing footing in virtually all weather conditions. SG6 Running Boards also include a rocker panel gap strip to provide users with the appropriate Westin finished look. A polished aluminum finish with a protective anodized coat... Westin Polished Aluminum Running Board 89.5 inches SG6 Running Boards - Polished 2003-2003 Chevrolet Avalanche 1500 North Face / On Road Edition / WBH 2003-2005 Chevrolet Avalanche 1500 Base 2003-2006 Chevrolet Avalanche 1500 Z71 $801.99 |
 IN STOCK - LOW 27-64745Westin's SG6 Running Boards feature textured slip resistant step pads enhancing footing in virtually all weather conditions. SG6 Running Boards also include a rocker panel gap strip to provide users with the appropriate Westin finished look. A polished aluminum finish with a protective anodized coat... Westin SG6 Black Aluminum Running Boards 89.50 in 2003-2003 Chevrolet Avalanche 1500 North Face / On Road Edition / WBH 2003-2005 Chevrolet Avalanche 1500 Base 2003-2006 Chevrolet Avalanche 1500 Z71 $686.99 |
 IN STOCK 27-6630Extruded aluminum. Slip resistant rubber step area. Molded end caps add unique style. Cradle mounted boards. 5 year warranty.... Westin Sure-Grip Aluminum Running Boards 79 in - Polished 2002-2003 Chevrolet Avalanche 1500 North Face / On Road Edition 2002-2005 Chevrolet Avalanche 1500 Base 2002-2006 Chevrolet Avalanche 1500 Z71 2003-2003 Chevrolet Avalanche 1500 WBH $362.82 |
 IN STOCK - DROPSHIPS 27-6640Extruded aluminum. Slip resistant rubber step area. Molded end caps add unique style. Cradle mounted boards. 5 year warranty.... Westin Sure-Grip Aluminum Running Boards 93 in - Polished 2003-2003 Chevrolet Avalanche 1500 North Face / On Road Edition / WBH 2003-2005 Chevrolet Avalanche 1500 Base 2003-2006 Chevrolet Avalanche 1500 Z71 $423.35 |