August 4, 20231 yr Author comment_655651 Put the resonator in today. Helped with the drone, but still need a quieter muffler. I have a new Solo Performance Stealth 25 from my X1/9 K24 build, so I'm going to swap that out next Link to comment https://www.classiczcars.com/forums/topic/68448-3-exhaust-cat-back-prep-for-vq35de-conversion/?&page=2#findComment-655651 Share on other sites More sharing options...
August 5, 20231 yr Author comment_655671 Reworked the rear section to incorporate the Solo Perf. muffler. Dimensions are a little different - a little more rectangular in cross section than oval , so I had to cut & move the feed pipe and remove the stock exhaust hanger bracket to make it fit Have to weld the rear hanger to the muffler outlet, then add a short section for the exhaust tip to clear the valance Got the whole thing set closer to the rail, but with better clearance off the spare well Left the innermost part of the bracket, so I have something to hang a support off of. got it all tacked, now I have to weld it all & make a new hanger Link to comment https://www.classiczcars.com/forums/topic/68448-3-exhaust-cat-back-prep-for-vq35de-conversion/?&page=2#findComment-655671 Share on other sites More sharing options...
August 5, 20231 yr comment_655678 I like how you have added that 4" extension that pushes the muffler up into the corner of the rear quarter and deck, it never looks good having the flat oval mufflers visible.Ā Pretty tight clearance, you might start smelling the melting undercoat. Link to comment https://www.classiczcars.com/forums/topic/68448-3-exhaust-cat-back-prep-for-vq35de-conversion/?&page=2#findComment-655678 Share on other sites More sharing options...
August 5, 20231 yr Author comment_655680 54 minutes ago, grannyknot said: I like how you have added that 4" extension that pushes the muffler up into the corner of the rear quarter and deck, it never looks good having the flat oval mufflers visible.Ā Pretty tight clearance, you might start smelling the melting undercoat. Yeah, happier with the overall fit on this one. I was thinking about the upper clearance. With a hanger on the front of the muffler, the whole rear pipe/ muffler will get pushed very slightly outward & down a smidge. That will center the tailpipe a little better also. Still close though, so I may put some Volvo/FoMoCo heat shielding up above it.Ā Ā Link to comment https://www.classiczcars.com/forums/topic/68448-3-exhaust-cat-back-prep-for-vq35de-conversion/?&page=2#findComment-655680 Share on other sites More sharing options...
August 6, 20231 yr Author Popular Post comment_655689 Made a heat shield to go above & around the muffler, since it is now set so close to the frame/floor. Bolted in place where the original bumper shock shield was attachedĀ forward muffler hangerĀ gaps/clearance off the subframe is still good Just have to deal with the tailpipe now Ā Ā Edited August 6, 20231 yr by HusseinHolland Link to comment https://www.classiczcars.com/forums/topic/68448-3-exhaust-cat-back-prep-for-vq35de-conversion/?&page=2#findComment-655689 Share on other sites More sharing options...
August 6, 20231 yr comment_655700 14 hours ago, HusseinHolland said: Made a heat shield to go above & around the muffler, since it is now set so close to the frame/floor. Bolted in place where the original bumper shock shield was attachedĀ forward muffler hangerĀ gaps/clearance off the subframe is still good Just have to deal with the tailpipe now Ā Ā Where did you source the heat shield material? Link to comment https://www.classiczcars.com/forums/topic/68448-3-exhaust-cat-back-prep-for-vq35de-conversion/?&page=2#findComment-655700 Share on other sites More sharing options...
August 6, 20231 yr comment_655708 3 hours ago, Racer X said: Where did you source the heat shield material? I was going to ask the same question. Link to comment https://www.classiczcars.com/forums/topic/68448-3-exhaust-cat-back-prep-for-vq35de-conversion/?&page=2#findComment-655708 Share on other sites More sharing options...
August 7, 20231 yr Author comment_655714 9 hours ago, Racer X said: Where did you source the heat shield material? Ā 5 hours ago, grannyknot said: I was going to ask the same question. All Volvos from 2000-on use it in the driveshaft tunnel & under the rear cargo/trunk floor above the rear muffler. I saved the sections from an 2004 S40T5 AWD when I stripped it for converting my C30T5 to AWDĀ Link to comment https://www.classiczcars.com/forums/topic/68448-3-exhaust-cat-back-prep-for-vq35de-conversion/?&page=2#findComment-655714 Share on other sites More sharing options...
August 7, 20231 yr comment_655716 1 minute ago, HusseinHolland said: Ā All Volvos from 2000-on use it in the driveshaft tunnel & under the rear cargo/trunk floor above the rear muffler. I saved the sections from an 2004 S40T5 AWD when I stripped it for converting my C30T5 to AWDĀ Yeah, BMW uses sheets of that stuff and i squirrel away when I find it, just thought you might have found a source of virgin heat shield. Link to comment https://www.classiczcars.com/forums/topic/68448-3-exhaust-cat-back-prep-for-vq35de-conversion/?&page=2#findComment-655716 Share on other sites More sharing options...
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