I have BMR LCA's. They are very good quality. Much better looking than the J&M's. Im sure they are stronger to. I dont think the upper is necessary unless your slamming it to the ground or want absolute control over your lauches when drag racing. Id stick with BMR.
Best 1/4: 1.90 60ft. - 12.15 @ 119mph on Street Tires.
460.25rwhp & 408.28rwtq SAE on a Dynojet 224xLC
Tuned by Matt Lepkowski, owner and operator a Performance Evolution in Smyrna, DE.