thats an exhaust brake in the downpipe its not a true rocker style jake brake. the new duramax has the exhaust brake as well along with ford but ford is unadjustableOriginally Posted by oleshifty
thats an exhaust brake in the downpipe its not a true rocker style jake brake. the new duramax has the exhaust brake as well along with ford but ford is unadjustable
74 Austin Morris Mini 1000 - Daily Coil Spring conversion, lowered, Disc Brake conversion
FOR SALE: 04 RC/LB Duramax -12 second tow pig, built Allison, Tune, and supporting mods
FOR SALE: 03 Silverado SS -DBRods built 40X, DP, Suspension. Going for fast
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