Looking for aftermarket parts to modify or upgrade your 1981 Chevrolet K20 with hoses? At Tunersports.com we carry a huge selection of the top name brand performance hose parts and accessories for your K20.
Whether you have a 1981 Chevrolet K20 in Cheyenne to Silverado trim we have you covered. We have 8 hoses available to mod your K20. All parts have free shipping to the Continental US 48 States.
 OUT OF STOCK 21204Gates Oldsmobile Cutlass / Chevy GMC C2500 Pickup / Chevy Suburban Molded Radiator Coolant Hose 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $42.10 |
 OUT OF STOCK 25311Gates Vulco Flex II 29in x 1.25in x 1.5in Coolant Hose 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $59.46 |
 OUT OF STOCK MMHOSE-GM-11URubber is out, silicone is in! Upgrade your old Chevrolet El Camino radiator hose with the Mishimoto 1968-1977 Chevrolet El Camino Silicone Upper Radiator Hose to provide your El Camino with an advancement in both style and reliability. With this hose, two worm-gear clamps are included for ease of i... Mishimoto 68-77 Chevrolet El Camino 307 Silicone Upper Radiator Hose 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $88.01 |
 OUT OF STOCK MMHOSE-GM-12LRubber is out, silicone is in! Upgrade your old GM C/K Truck radiator hose with the Mishimoto 1978-1986 GM C/K Truck Silicone Lower Radiator Hose to provide your C/K Truck with an advancement in both style and reliability. With this hose, two worm-gear clamps are included for ease of installation. U... Mishimoto 73-86 GM C/K Truck 305/350 Silicone Lower Radiator Hose 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Silverado 1975-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $78.66 |
 IN STOCK MMHOSE-GM-17URubber is out, silicone is in! Upgrade your old GM C/K Truck radiator hose with the Mishimoto 1978-1986 GM C/K Truck Silicone Upper Radiator Hose to provide your C/K Truck with an advancement in both style and reliability. With this hose, two worm-gear clamps are included for ease of installation. U... Mishimoto 78-86 GM C/K 305/350 Truck Silicone Upper Radiator Hose 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $78.89 |
 OUT OF STOCK MMHOSE-GM-25URubber is out, silicone is in! Upgrade your old Chevrolet C/K Truck radiator hose with the Mishimoto 1973-1986 GM C/K Truck Silicone Upper Radiator Hose to provide your C/K Truck with an advancement in both style and reliability. With this hose, two worm-gear clamps are included for ease of installa... Mishimoto 73-86 Chevrolet C/K Truck 250/292 Silicone Upper Radiator Hose 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $85.99 |
 IN STOCK - LOW MMHOSE-GM-33URubber is out, silicone is in! Upgrade your old GM C/K Truck radiator hose with the Mishimoto 1978-1986 GM C/K Truck Silicone Upper Radiator Hose to provide your C/K Truck with an advancement in both style and reliability. With this hose, two worm-gear clamps are included for ease of installation. U... Mishimoto 78-86 GM C/K Truck 292 Silicone Upper Radiator Hose 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $62.23 |
 IN STOCK MMHOSE-GM-35URubber is out, silicone is in! Upgrade your old Chevrolet Chevelle radiator hose with the Mishimoto 1968-1972 Chevrolet Chevelle Silicone Upper Radiator Hose to provide your Chevelle with an advancement in both style and reliability. With this hose, two worm-gear clamps are included for ease of inst... Mishimoto 68-72 Chevrolet Chevelle 307/350 Silicone Upper Radiator Hose 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $85.57 |