One is this three-bolt triangular flange from the header to the exhaust pipe ... bolt flangeso we cut it off and welded on a V-band clamp from Deeds Engineering (www.deedsengineering.com ...

We also grabbed four of Summit's interlocking V-band exhaust clamps (PN SUM-694350) to tie-in with the existing V-band flanges on our headers. See All 22 Photos Just like Project X's old 427 ZL1 ...