Doug's Full Length Headers - 1-7/8 in Primary - 3 in Collector - Black - GM LS-Series - GM Fullsize Truck 1963-72 (Pair) 7021 INCREASES AIRFLOW TO IMPROVE HORSEPOWER

INCREASES AIRFLOW TO IMPROVE HORSEPOWER

Silver Gray

net and handle

two aluminum -6AN fittings and two brass -6AN x 3/8" hose barb fittingsDerale has been the leader in performance cooling for decades

1966-1972 Fargo W200 Pickup

Doug's Full Length Headers - 1-7/8 in Primary - 3 in Collector - Black - GM LS-Series - GM Fullsize Truck 1963-72 (Pair) 7021 INCREASES AIRFLOW TO IMPROVE HORSEPOWERProduct Description: Headers Full Length 1. 875 in Primary 3 in Collector Steel Black Paint GM LS Series GM Fullsize Truck 1963 72 Pair Dougs Headers, the most respected name in the header industry since the 60s, began in 1958 as a small muffler shop in East Los Angeles, California. Every Dougs header comes with all the necessary mounting hardware, collector reducers or connector pipes, premium gaskets and detailed installation instruction sheets. Our