Competition Style T4/24v Competition manifold with straight T4 flange Login to your Dealer account for pricing. SKU: COMPT424V Category: Cummins Competition Header Related products Competition Style T6/24v w/Twin GatesLogin to your Dealer account for pricing. Competition Style T4/12V with Waste GateLogin to your Dealer account for pricing. Competition Style T4/12VLogin to your Dealer account for pricing. Competition Style T4/24v w/Twin GatesLogin to your Dealer account for pricing.