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All Borla® Cat-Back™ and Axle-Back systems are made in the USA and are covered by our Million-Mile warranty
7L - Camshaft Bearing
The famous straight-through
Bosch LSU 4
AEM X-Series OBDII Wideband UEGO AFR Sensor Controller Gauge 2007-freightliner-sprinter-2500-base-esi1562195 All Borla® Cat-Back™ and Axle-BackAccurate AFR data is critical when tuning an engine. Running rich (very low air fuel ratio, excessive fuel) can cause a loss in power, while running too lean (very high air fuel ratio, not enough fuel) may result in serious engine damage. Using a wideband air fuel controller during the tuning process allows you to monitor AFR and adjust tuning parameters to optimize them for maximum power and efficiency. AEM has a comprehensive line of highly
