Adding gauges/getting threw the fire walll?

Odog87

Member
Joined
Oct 5, 2010
Im looking to install a few gauges and I want to know how to get threw the fire wall without drilling. I got my 30psi boost gauge, and an air fuel gauge I need to hook up. Next two will be a scanmaster and hopefully a fuel pressure gauge gotta read up on how to install that one tho. Any advice will be helpful.
 
The grommet in reference is the one that is for the accelerator cable. Poke a few small holes and route your wires thru.

On the wideband, you may have to drill a hole. When I did my PLX, the plug in harness required a hole drilled. The grommet wouldn't have helped at all due to the size of the connector/overall loom size.

The Scanmaster wires inside the car, no holes needed for it. :)

The fuel psi gauge you can install on the end of your fuel rail.
 
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