4 Inch Diameter

4 Inch Air Intake Hoses

4 Inch Air Intake Pipes

4 Inch Brackets

4 Inch Clamps

4 Inch Couplers & Connectors

4 Inch Diverter Boxes

4 Inch Other Products

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ShuttleWorth 11" x 36" Type 9 Muffler 4" ID In and Out Clock Position 6/12 D13-4023

MSRP: $367.13

$293.70

ShuttleWorth 8.5" x 33" Type 1 Muffler 4" ID In and Out D13-4060

MSRP: $221.13

$176.90

ShuttleWorth 9" x 44" Type 1 Muffler 4" ID In and 5" ID Out D13-4095

MSRP: $222.13

$177.70

ShuttleWorth 10" x 44" Type 1 Muffler 4" ID In and Out D13-4510

MSRP: $207.13

$165.70

ShuttleWorth 8" x 11" x 26.5" Type 2 Muffler 4" ID In and Out D13-6040

MSRP: $207.13

$165.70

ShuttleWorth 9" x 20" Type 1 Muffler 4" ID In and Out D13-7637

MSRP: $166.13

$132.90

ShuttleWorth 10" x 15" x 26.5" Type 6 Muffler 4" ID In and 5" ID Out Clock Position 6/12:30 D13-7727

MSRP: $451.13

$360.90

ShuttleWorth 9" x 44" Type 6 Muffler 4" ID In and 5" ID Out D13-7747

MSRP: $257.13

$205.70

ShuttleWorth 9" x 10" Type 1 Resonator with 4" ID In and Out D16-0001

MSRP: $156.13

$124.90

632 products total