ehall8702 Posted March 17 Author Report Share Posted March 17 4 hours ago, James8638286 said: Sounds good , im going the same route but idk what specs to build my box to , sub specs are 35 hz and 31 of port area found the sweet spot. 2.5, 52cuin @ 31hz ( i like lower tuning, 35 probably be fine also, same port area is low spec of the calculator i use). on the aak4k @.5 the volume is about as big as id go as it seems the sub is about at the limits of its xmax. Quote 2009 Silverado 1500, 7.5" lift, 37x12.50r17s, Built Gen 4 5.3L ( 4.8l flat pistons, decked 243s, SS2 Cam, Pac 1218 springs, ported intake, 120mm TB, Long tubes, 3" duals HP tuner software tuned by me), 4l80e swapped and 4.56 gears. All done by me. stereo is Pioneer avh 600ex, all stinger rca, jp23 v1.5, skar rp150.4, and hertz hpd4. 2 SHCA 6.5 8ohm, 1 SHCA 3.5", and 1 DS18 tw120pro in each door. The 3.5 mid and 3.5" tweeters are powered by the skar rp150.4, the 6.5s are powered by the hertz bridged @4 ohms. Dual runs of 3/0 welding cable, 300a alternator, 2 Vmax AGMs up front. current sub is a AB XR 12 ( dual 2 ohm) with bottom spider cut out in 2.25 cubes at 32hz Link to comment Share on other sites More sharing options...
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