390 / 1462
TIRES
WHEELS
WHEELKITS
TIREACC.
WINCH
PLOW
TOWING /FARM
UTVCAB /ACC.
WINDSHIELDS
ATVBODY
UTVBODY
STORAGE/
TRANSPORT
EXHAUST
BARS /GRIPS
LEVERS
CABLES
ATVCONTROLS
UTVCONTROLS
FUEL /AIRSYSTEMS
AIRFILTERS
OILFILTERS
LIGHTING
ELECTRICAL
SPARKPLUGS
BATTERIES
CHARGERS
ENGINE
SUSPENSION
DRIVE
CHAIN
SPROCKETS
BRAKES
CHEMICALS
TOOLS
LOCKS
TRAILERS
RAMPS /STRAPS
PROMOTIONAL
REFERENCE
INDEX
390
Q4 4-STROKE QUIET
SERIES EXHAUST SLIP-ONS
• Developed over years of championship off-road racing
• Max sound output 96db; most models below 93db
• Pounds lighter than stock
• Use with stock or FMF header
• Built-in spark arrestor included
• Easy to repack
POWERLINE MUFFLER
• 100% stainless steel
• Improves power with less weight
• Low restriction, sound-cancelling inner chambers
• No packing to blow out, designed to be
maintenance free
Application
Year
FMF #
WPS#
List
HONDA
TRX250X
‘87-91 041330
79-4123
$369.99
TRX300EX/X
‘93-10 041330
79-4123
369.99
TRX400EX/X
‘99-15 041331
79-4125
349.99
TRX450R
‘04-14 041268
79-4124
349.99
TRX700XX
‘08-10 041328
79-4121
329.99
KAWASAKI
KFX400
‘03-06 043211
79-4165
$349.99
KFX450R
‘08-11 042149
79-4148
349.99
Application
Year
FMF #
WPS#
List
SUZUKI
LT-Z250
‘03-10 043203
79-4164
$319.99
LT-Z400
‘03-14 043211
79-4165
349.99
LT-R450
‘06-10 043132
79-4166
349.99
YAMAHA
YFM250 Raptor
‘08-14 044264
79-7543
$349.99
YFM350 Raptor
‘05-14 044285
79-4181
349.99
YFZ450 (Carb)
‘04-15 044210
79-4184
349.99
YFZ450R (FI)
‘09-15 044301
79-4185
349.99
YFM660 Raptor
‘01-05 044286
79-4187
349.99
YFM700 Raptor
‘06-15 044381
79-7544
339.99
Application
Year
FMF#
WPS#
List
HONDA
TRX450ES Foreman ‘98-04 041062
79-8101
$329.99
POLARIS
800 RZR-S
‘09-11 045289
79-8505
$379.95
Not legal for use in California on pollution controlled vehicles,
race use only in California - waiver available
Not legal for use in California on pollution controlled vehicles,
race use only in California - waiver available
EXHAUST