RockJock Johnny Joint Billet Front Upper Control Arms For 2007-2018 Wrangler JK 2021-2026-f-150 and a heavy-duty differential skid

and a heavy-duty differential skid plate

and improves the looks under the hood of your truck vs

the F4RHD capable of 1000 and up HP comes standard with all billet lockup mechanism

The single piece design of the factory exhaust manifold is prone to cracks which causes exhaust leaks that can rob you of power

0L 30 HP & 31 lb-ft

RockJock Johnny Joint Billet Front Upper Control Arms For 2007-2018 Wrangler JK 2021-2026-f-150 and a heavy-duty differential skidRockJock's high end, billet aluminum Johnny Joint front upper control arms for the 2007 2018 Jeep JK Wrangler are a beautiful addition to any JK build and provide length adjustability allowing pinion angle to be adjusted after the installation of a suspension lift! Arms are constructed of CNC machined 1 1 2" o. d. aluminum and are finished in black anodize. Arms are double adjustable and feature a 2" Johnny Joint rod end on one end and a formed steel