What is the difference between L52 and L70 pipes? Mainly, can some explain the differences between the following:
OSMG2970 72103051 O.S. Tuned Pipe T-1040 L52 Left Side Optional
OSMG2974 72103071 O.S. Tuned Pipe T-1040 L70 Left Side Optional
OSMG2979 72106310 O.S. Tuned Pipe T-1040SC L52 Left Side Optional
OSMG2608 72106400 O.S. Manifold M1001SC T-1040SC L52 Optional
OSMG2985 72106500 O.S. L52 SC Complete Set One-Piece Pipe Optional
Thank you