S13 Trans Tunnel cooling We're now offering these lines

We're now offering these lines with an optional pressure sensor and adapter

Introducing the Alaria Tech weld-in trans tunnel for S13 chassis

Requires welding (MIG or TIG)

True dual masters which makes front and rear bias adjustment possible (in cockpit adjustment available with the addition of a bias adjustment knob)

in most cases simply raising or widening the top of the tunnel where the shifter is

S13 Trans Tunnel cooling We're now offering these linesIntroducing the Alaria Tech weld in trans tunnel for S13 chassis. These are designed to replace the OEM tunnel to allow for more space for larger transmissions, plumbing and servicing. These require you to use the new part as a template to cut out the OEM tunnel and then weld this in yourself. The shifter hole and surround will be left up to you based on size and location. We normally build a separate removable piece that holds a shift boot. ***Two