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Unit above shown without resonator.

Model 5S Super Trapp Quiet Muffler

The Model 5S is designed for engines from 10 to 200 HP. Recommended for engines from 10 HP to 100HP where minimum exhaust noise is required (Resonator required for noise reduction) and for larger engines where space is limited. Supplements an existing muffler where minimum noise is critical. Use 1 disc per 7 HP. Discs are sold in package of 3. USDA Forest Approved spark arrestor No. T-101.

Follow directions below to Order

First decide if you will need Clamp-On or Threaded adapter for your particular engine.
Than go to the section below for either Threaded or Clamp-On.
After you have decided which adapter will fit your engine need to order the correct number of Diffuser Discs. Use 1 disc per 7 HP. These discs control the back pressure on your engine.
Order the 3 0r 12 pack of discs below.
Next, order the optional resonator. The Resonator is required for noise reduction.

Sold as components only. Order discs as required. A Model 5S comes as Base, Cap and Center Bolt. If you are installing on a 10 HP engine order 1 Model 5S and 1 3-Packs of diffuser discs. This will give you a total of 3 discs (use 1 per 7 HP, on a 10 HP use 1 discs).

ADAPTER THREADED
COMPLETE UNITS	SIZE	PART NO.	PRICE	ORDER
Includes: Base, Cap and Center Bolt National Pipe Thread Male: Measure diameter of hole. If hole is 1" than you need 3/4" NPT. If hole measures 1 1/4" than you need 1" NPT.	1" NPT	5S-1000T	$59.95	Qty:
	1 1/4" NPT	5S-1250T	$59.95	Qty:
	1 1/2" NPT	5S-1500T	$59.95	Qty:
	2" NPT	5S-2000T	$59.95	Qty:
ADAPTER CLAMP-ON (fits over pipe O.D.)
COMPLETE UNITS	SIZE	PART NO.	PRICE	ORDER
Includes: Base, Cap and Center Bolt Hose Type Clamp-On	1.250"	5S-1250H	$59.95	Qty:
	1.312"	5S-1312H	$59.95	Qty:
	1 3/8"	5S-1375H	$59.95	Qty:
	1 1/2"	5S-1500H	$59.95	Qty:
	1 5/8"	5S-1625H	$59.95	Qty:
	1.660"	5S-1660H	$59.95	Qty:
	1 3/4"	5S-1750H	$59.95	Qty:
	1 7/8"	5S-1875H	$59.95	Qty:
	2"	5S-2000U	$65.95	Qty:
	2 1/4"	5S-2250U	$65.95	Qty:
	2 1/2"	5S-2500U	$65.95	Qty:
	2 3/4"	5S-2750U	$65.95	Qty:
	3"	5S-3000U	$65.95	Qty:
DIFFUSER DISCS (1 PER 7 HP)
Diffuser Discs	3-Pack	5S-6503	$19.95	Qty:
Diffuser Discs	12-Pack	5S-6512	$59.99	Qty:
RESONATOR (REQUIRED FOR NOISE REDUCTION)
Resonator	Resonator	5S-5500	$59.95	Qty:
	4" Tri-Tube Resonator	5S-5534	$79.95	Qty:
	6" Tri-Tube Resonator	5S-5536	$79.95	Qty:

Number #1 For Lawn Mower Parts! Over 1.2 Million Parts Available!

Number #1 For Lawn Mower Parts!
Over 1.2 Million Parts Available!