MagnaFlow 2006 Pontiac G6 3.9L California Grade CARB 合規直接安裝觸媒轉換器 4561619

Took about two hours to swap in with basic hand tools, and the check engine light stayed off through a full week of commute driving. The mandrel-bent tubing made the install feel like a proper direct fit rather than a fight.

Bolted it on in my driveway last weekend and it lined up perfectly with the stock hangers. The mandrel-bent tubing keeps the exhaust note nice and deep, and after a week of commuting the CEL hasn't flickered once.

Had to do a double take when the check engine light finally went off after the install—the CARB compliance was the main reason I picked this one, and the mandrel-bent tubing definitely keeps flow smoother than the stock piece. Took a bit to line up the flanges, but once it clicked, it's been quiet a