ARP 454-0903 Bellhousing Bolt Kit for Ford Small Block with manual transmission. SS hex ymm_34 The system is split in

The system is split in 2 codes only because of packaging reasons

The uniquely designed muffler from the Slip-On with an added lightweight and exhaust flow–optimized link pipe set with bigger tubes fully represents the titanium Evolution

Designed to integrate with the factory or aftermarket exhaust system

which makes them about 1000% longer fatigue life than most main bolts

AEM's X-Series OBDII Wideband UEGO AFR Sensor Controller Gauge (PN 30-0334) provides tuners who are using piggyback tuning modules or open source software with the ability to view AFR through the factory CAN-bus stream that is output by the factory ECU

ARP 454-0903 Bellhousing Bolt Kit for Ford Small Block with manual transmission. SS hex ymm_34 The system is split inSpecifications Socket Size(s) 1 2 hex