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  1. 69_topless

    383 Exhaust Manifold Question

    Apologize to use your thread, but since its about the 383 exhaust manifolds, I will jump in. I snap in half one bolt on the passenger side, all the way on the left side next to oil dipstick holder. There is not much of space, so I will probably end up with the fender removal to gain some access...
  2. 69_topless

    before / after tti exhaust vid

    I went ahead and just installed a replacement mufflers, to get rid of the Dynomax Turbos. I have choosen the Walker Quiet flow mufflers PN 21856, which turns out being direct fit despite shorter total lenght compare to original (23 vs 25,5inch). The new mufflers require to settle down, I drove...
  3. 69_topless

    before / after tti exhaust vid

    I have been using TTI exhaust 2,5 inch with Dynomax 17748 Super Turbo Muffler ony my 69 Polara with 383 2bbl for about 6 years. While I love the rumble on idle, I find them way too load while WOT or even crusing +65MPH. The exit of the duals have turn downs and are past the rear fender. Does...
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