51r

I was browsing our section and realized we never posted up about our Mazdaspeed 6 battery Tray. Whoopsie Daisy! It works great with 4 inch intakes, fancy front mounted intercoolers and all of the associated fun space this gives you when installed. -Derrick

Hi folks, I'm strapping a JBR 3.5" to my new build and I'm considering going with a 51R battery to make my life easier. The batteries I'm looking at produce about 500CCA. Those of you who have done this mod, have you had any problems with cold starts? Has anyone ran this setup in colder...

Grabbed a CS 51r battery box recently. Not a bad piece. Yeah, it’s not cheap but I wanted something that would cover both battery and ecu. Previous setup was a jbr tray with ecu velcroed on fuse box. Never was a huge fan of the ecu placement. It was fine for years. Only issue with the jbr...