4" 409 stainless exhaust with muffler for 6.5 trucks includes 3" mandrel bent downpipe, muffler, and polished stainless tip.
Availability of this kit is quite limited and has variable lead times.
Sub-Category: Exhaust Systems
40 psi Boost pressure gauge. Includes tubing kit for installation.
Case lot contains 6ea Total Power and 8+ Cetane Improver.
"I generally blend these two 1:1 and treat at 1.5 to 2x the FPPF recommended treat ratio. I use a 1qt bottle from Sta-Bil with a squeeze up chamber to dispense 3-6oz per fill depending on volume added." - JK
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