Fmf Powercore 4 Hex Muffler Kaw

When designing the PowerCore 4 HEX, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price that won't break the bank.

• Overall increase in power and torque.
• Durable stainless steel and aluminum construction.
• Space Age internal packing material for maximum longevity.
• Internal shape of core uses Hi-Flo technology.
• Enhanced sonic evacuation provides for higher flow and increased power.
• Includes removable spark arrestor.
• Can be used with FMF or Stock OEM Header

Exhaust Type

Slip-On Muffler

Shipping weight

8 lb

Package size

41 × 8 × 4.7 in

Salto part #

79-042392

Fmf part #

042392

In stock at a distributor warehouse. Ships in 2–4 business days by ground.

Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.

Is it in stock?

Yes — the distributor shows it on a shelf at a regional warehouse right now. We check again the moment you order, before anything is charged.

How fast will it get to me?

Usually 2–4 business days by ground.

Will it fit my machine?

The distributor doesn’t publish a vehicle fitment list for this part. Call the counter at 801-361-3010 with your year, make and model and we’ll check it with you before you order.

Is this genuine Fmf?

Yes. It ships new from the same distributors the big online stores buy from — Fmf part #042392.