Thread: custom 4"-3" down pipe with 3" cut out 84 GSL
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Old 02-07-2010, 08:34 PM   #1
Bryan@BNR
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custom 4"-3" down pipe with 3" cut out 84 GSL
Title says it all. I just got done with it today. The internal wastegate actuator cracks the cutout open at 14 psi and fully opens at 25 psi. Like keeping the quiet 3" exhaust from the MP back, but then have enough flow for big power .
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File Type: jpg 1gdownpipe2.JPG (75.6 KB, 49 views)
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File Type: jpg 1gdownpipe4.JPG (86.4 KB, 41 views)
File Type: jpg 1gdownpipe5.JPG (109.9 KB, 55 views)
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