Engine Block Heater Cord for 2020 2021 2022 2023 Chevrolet and GMC 2500 3500 HD North Salt Lake , UT | 22 Days 63 1 $110.00 Description 90 Inch heavy duty heater cord cord OEM. Plug in to engine block on cold winter nights. Designed pecifically for 2020, 2021, 2022 GM Chevrolet, GMC 2500, 3500 HD Duramax Trucks. You Might Be Interested In Alternators, batteries, starters. $100.00 1 Day ATS Aurora VFR 3000 13-18 cummins needs rebuild $850.00 10 Mins Ford 6.0 Powermax Turbo Gt3788va Stage 1 $600.00 11 Mins SRS Module Reset $1.00 19 Mins Fan shroud $90.00 22 Mins Alternator and a power string pump,it is off a impala i think it was a 326 or a 389 ? not shure $40.00 32 Mins Model t $150.00 39 Mins 6.7L Cummins Exergy Injectors $4,500.00 41 Mins Cummins Compound Turbo Kit $2,000.00 41 Mins Holly High Performance Fuel pump 19-360.Brand new $350.00 48 Mins 1989 Ford 4x4 $995.00 54 Mins Ford Flathead 1940 Hotrod Ratrod Vintage 1932 $245.00 57 Mins