View our Specials! Coupon Code: SaveIn2026
Looking for aftermarket parts to modify or upgrade your 1990 GMC C3500 with wind deflectors? At Tunersports.com we carry a huge selection of the top name brand performance wind deflector parts and accessories.
 IN STOCK 192099Air it out in style and adventure on with the AVS In-Channel Ventvisor. It installs inside the window channel for a seamless look and gives you total control over cab climate. Designed to custom fit your vehicle's exact year, make, and model, this in-channel mounted side window de?ector keeps rain a... AVS 88-99 Chevy CK Standard Cab Ventvisor In-Channel Window Deflectors 2pc - Smoke 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-1999 GMC C3500 Sierra SLE $66.46 |
 IN STOCK 92099Whether you're winding your way through the scenic route or heading out for your morning commute, nothing makes it easier to enjoy the drive than the original Ventvisor by AVS. Externally mounted and made of impact-resistant acrylic, this curved side window de?ector will shield you from whatever wea... AVS 88-99 Chevy CK Standard Cab Ventvisor Outside Mount Window Deflectors 2pc - Smoke 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE $66.46 |
 IN STOCK 94231Whether you're winding your way through the scenic route or heading out for your morning commute, nothing makes it easier to enjoy the drive than the original Ventvisor by AVS. Externally mounted and made of impact-resistant acrylic, this curved side window de?ector will shield you from whatever wea... AVS 88-99 Chevy CK Ext. Cab Ventvisor Outside Mount Window Deflectors 4pc - Smoke 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-1999 GMC C3500 Sierra SLE $82.82 |