LNF Upgrade vs. Hahn Autotune or Both
Senior Member
Joined: 11-07-2007
Posts: 1,613
From: Southside of Houston Texas
LNF is a RPO code meaning It's the LNF engine, Kinda like Z06 is the Vette motor and the LSJ is the 2.0L but supercharged: It's just a RPO code put on the engine by GM
Or read here:
http://en.wikipedia.org/wiki/GM_Family_II_engine
Or read here:
http://en.wikipedia.org/wiki/GM_Family_II_engine
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