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The heater grid delete lowers restriction thus lowers boost
Read and Clear Diagnostic Trouble Codes
Increased exhaust flow
The iconic zip hoodie you see Silicon Valley big shots wearing - the understated yet classic look
Recommend 50hp or 90hp injectors with modified tuning
13-16 Duramax LML HSP Max Flow Bundle Color:Silk Satin Black The heater grid delete lowers** 3 4 Week Build Time Normally** This kit will allow you and your engine to breathe easy. Featuring a mandrel bent 4 inch intake tube for massive air flow gains, with HSP's signature heat shield box eliminating unwanted hot air entering the cold air intake. For every 1 degree increase of intake air temperature will result in a 3hp loss. This kit also features HSP's high flow turbo mouthpiece. This turbo mouthpiece will give you the ability to reroute
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