About js racing exhaust
Joined: Sep 2006
Posts: 7,643
Likes: 103
From: Irvine
yes 70RS is catback and 70RR is headerback.
the way you can tell is the 70RS has a triangular flange to mate to Cat.
70RR is longer, has an 02 bung (since it replaces the cat) and has a diamond shape flange to mount to the header.
the way you can tell is the 70RS has a triangular flange to mate to Cat.
70RR is longer, has an 02 bung (since it replaces the cat) and has a diamond shape flange to mount to the header.
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