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Time flies when you’re going fast! FMF Exhaust started life as the Flying Machine Factory way back in 1973. Today FMF manufactures exhaust products for dirt bikes and...
Time flies when you’re going fast! FMF Exhaust started life as the Flying Machine Factory way back in 1973. Today FMF manufactures exhaust products for dirt bikes and ATVs that deliver optimized flow for improved horsepower and torque. FMF 2-stroke expansion chambers and 4-stroke header pipes are built by hand using quality materials to withstand anything the track or trail can dish out. Plus, FMF offers exhaust system accessories like slip-on mufflers, heat shields, silencers, spark arrestors, and more, all designed to help you get the most out of every ride. Shop Summit Racing’s complete selection of FMF Exhaust products...
Time flies when you’re going fast! FMF Exhaust started life as the Flying Machine Factory way back in 1973. Today FMF manufactures exhaust products for dirt bikes and ATVs that deliver optimized flow for improved horsepower and torque. FMF 2-stroke expansion chambers and 4-stroke header pipes are built by hand using quality materials to withstand anything the track or trail can dish out. Plus, FMF offers exhaust system accessories like slip-on mufflers, heat shields, silencers, spark arrestors, and more, all designed to help you get the most out of every ride. Shop Summit Racing’s complete selection of FMF Exhaust products today and get the power and performance you need to ride in front of the competition.
Showing In Stock Items. Show All 39 Items.
Exhaust System, Mini Powercore 4, Stainless Steel/Aluminum, Wrapped Perforated Core, Yamaha, Each
Part Number: FMF-044272
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, Mini Powercore 4, Stainless Steel/Aluminum, Polished, Wrapped Perforated Core, Yamaha, Each
Part Number: FMF-044136
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust System, Mini Powercore 4, Stainless Steel, Aluminum, Wrapped Perforated Core, Yamaha, Each
Part Number: FMF-044157
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust System, Mini Powercore 4, Stainless Steel/Aluminum, Wrapped perforated Core, Yamaha, Each
Part Number: FMF-044273
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust, Factory 4.1 RCT Full System, Aluminum with Stainless Steel Header and End cap
Part Number: FMF-042380
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Factory 4.1 Ano Rct Sys W/Ss M-Bomb Header/Mid
Part Number: FMF-45663
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Muffler, Powercore 4, Oval, Aluminum/Stainless Steel, Natural, Turndown Outlet, for use on Honda®, Each
Part Number: FMF-041584
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, Mini Powercore 4, Full, Single, Stainless Steel, Aluminum, Polished, for use on Honda®, Each
Part Number: FMF-040083
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust System, Powercore 4, Full, Single, Stainless Steel, Aluminum, Polished, for use on Honda®, Each
Part Number: FMF-041014
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust System, Mini Powercore 4, Stainless Steel/Aluminum, Polished, Kawasaki, Suzuki, Each
Part Number: FMF-042005
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, Powercore 4, Full, Single, Stainless Steel/Aluminum, Natural, for use on Honda®, Each
Part Number: FMF-041533
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Exhaust System, Powercore 4 Spark Arrested, Full, Single, Stainless Steel/Aluminum, Natural, for use on Honda®
Part Number: FMF-041534
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Exhaust, Factory 4.1 RCT Slip-Ons, Anodized Titanium
Part Number: FMF-041593
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Exhaust System, Mini Powercore 4 Spark Arrested, Stainless Steel, Aluminum, Polished, for use on Honda®, Each
Part Number: FMF-040084
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Exhaust, Factory 4.1 RCT Full System, Anodized Titanium, Factory 4.1 Mini System
Part Number: FMF-042381
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Muffler, Powercore 4, Oval, Aluminum/Stainless Steel, Natural, Turndown Outlet, Kawasaki, Each
Part Number: FMF-042161
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, Mini Powercore 4 Spark Arrested, Full, Single, Stainless Steel, Aluminum, Polished, Yamaha
Part Number: FMF-040071
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust System, Mini Powercore 4 Spark Arrested, Stainless Steel, Aluminum, Polished, for use on Honda®, Each
Part Number: FMF-041015
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Exhaust, Factory 4.1 RCT Slip-Ons, Aluminum
Part Number: FMF-042382
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Exhaust System, Mini Powercore 4, Full, Single, Stainless Steel, Aluminum, Polished, for use on Honda®, Each
Part Number: FMF-041016
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust System, Mini Powercore 4, Full, Single, Stainless Steel, Aluminum, Polished, Yamaha, Each
Part Number: FMF-040080
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust System, Mini Powercore 4, Spark Arrested, Stainless Steel, Aluminum, Polished, for use on Honda®, Each
Part Number: FMF-041179
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust System, Mini Powercore 4, Full, Single, Stainless Steel, Aluminum, Polished, for use on Honda®, Each
Part Number: FMF-040072
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust System, Mini Powercore 4, Full, Single, Stainless Steel, Aluminum, Polished, for use on Honda®, Each
Part Number: FMF-041178
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Exhaust, Factory 4.1 RCT Slip-Ons, Anodized Titanium
Part Number: FMF-042383
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
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