Isspro EV2 Pillar Kit With Pyrometer and Boost 07.5-14 GM 6.6L Duramax Does your truck have a speaker on its Pillar?:Yes, it has a Speaker Mel's Manufacturing offers this 4"

Mel's Manufacturing offers this 4" downpipe to be used in conjunction with aftermarket turbos with a 4" outlet that do not utilize the 3" stock cast outlet

you are getting a wheel tested to stringent SAE J2530 standards for maximum durability

Whether your existing stock turbo is on its way out or you're just looking for an upgrade to support the larger injectors you've added

leading to premature failure

Isspro EV2 Pillar Kit With Pyrometer and Boost 07.5-14 GM 6.6L Duramax Does your truck have a speaker on its Pillar?:Yes, it has a Speaker Mel's Manufacturing offers this 4"Have you thought about getting some gauges for your GM truck? What if you could have all the gauges you want in one easy to assemble kit? ISSPRO's Pillar Kit is a perfect way to get the gauges you want and the best place to put them. An extra set of gauges for your truck isn't just for the racing and high performance crowd. Knowing what is going on at all times can allow you to tune and correct many hidden issues and optimize performance and fuel