JBA Performance Exhaust 1410SJS 1 5/8 Header Shorty Stainless Steel 05-16 Frontier, Pathfinder, Xte. JBA Performance Exhaust 1410SJS 1 5/8 Header Shorty Stainless Steel 05-16 Front. JBA Racing Headers 1410SJS 1 5/8 Shorty Stainless Steel 05-12 Frontier 4.0. JBA shorty headers are one of the best performance upgrades available for any application. Processing begins as soon as an order has been placed, therefore we cannot change, cancel or modify orders once they have been confirmed.