BORLA 14572 Cat Back Exhaust System CJ7 81-86 4.2L 6CY AT / MT 4WD S ymm_41 remapping of the ECU is

remapping of the ECU is mandatory to prevent potential “check engine light” warning signals

Many connecting rod manufacturers have chosen ARP bolts as standard equipment because of their material

- LHL = CP8540-5S0BG

Link pipe set (SS) was tested and developed together with Slip-On Race Line (Titanium) system

3mm Allen Kit Type: Stud

BORLA 14572 Cat Back Exhaust System CJ7 81-86 4.2L 6CY AT / MT 4WD S ymm_41 remapping of the ECU isDescription BORLA 14572 Cat Back Exhaust System CJ7 81 86 4. 2L 6CY AT MT 4WD S This 2. 25" diameter Cat Back system delivers a mellow Touring sound with no drone inside the vehicle. The system features a 2. 5" round polished T 304 stainless steel tip. BORLA Cat Back and Axle Back exhaust systems use patented straight through and multi core technology to increase exhaust velocity and power. Each system is constructed from premium T 304 austenitic