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EXHAUST
TIRES
TUBES
TIRE
ACCESSORIES
BIKE
ACCESSORIES
SNOW BIKE
PIT BIKE
GRAPHICS / SEAT
BODY
CONTROLS
BARS / GRIPS
LEVERS
CABLES
INTAKE
FUEL SYSTEMS
AIR FILTERS
OIL FILTERS
ELECTRICAL
SPARK PLUGS
BATTERIES
CHARGERS
ENGINE
PISTONS
SUSPENSION
DRIVE
CHAIN
SPROCKETS
BRAKES
CHEMICALS
GAS CANS
TOOLS
LOCKS
RAMPS / STRAPS
TRAILERS
PROMOTIONAL
REFERENCE
INDEX
x
X X
X
X
17
• All new incorporating the latest in
Resonance Chamber Technology
• Patented core shape lowers sound level
while maintaining maximum power output
• Patented canister shape increases internal
volume for more sound absorbing material
• Patented chamber design to enhance and
refine exhaust pressure
• Factory Forward Engineering centralizes
mass and is less prone to crash damage
• Tuned exhaust with optimized core
specifications for each application
• Innovative rear endcap for simple
installation of tuning tip inserts or spark
arrestor
• Titanium Megabomb included to optimize
each machines power output
FACTORY 4.1 RCT EXHAUST SYSTEM
Description
FMF# WPS#
List
ACCESSORIES
RCT replacement S/A screen
040638
79-0930 $29.99
RCT 94db S/A
040639
79-0929 39.99
RCT 94db S/A ‘16 KTM
040678
79-0340 39.99
RCT repl spiral retainer ring
040677
79-0939
4.99
RCT S/S end cap
040641
79-0931 49.99
RCT Ti end cap
040642
79-0932 59.99
RCT Carbon end cap
040643
79-0933 99.99
RCT Carbon end caps dual system 040672
79-0938 149.99
Application
Year
FMF # Natural
List
FMF #
Anodized
Blue
List
FMF #
Anodized Blue
w/ Carbon Cap List
HONDA
CRF110 (Stainless steel header System)
‘13
41503
79-4100 $299.99
CRF250R Dual
‘14-17
041532
79-41009
$1249.99
CRF450R Dual System
‘13-14
041500
79-41008
1249.99
‘15-16
041542
79-41010
1249.99
‘17
041552
79-41011
1299.99
HUSQVARNA
FC250
‘14-15
045573
79-41500 $899.99
045574
79-41501 $899.99
045575
79-41502
$949.99
‘16-17
045597
79-41435 899.99
045598
79-41436 899.99
with SX header
79-40664
$1049.99
FC350
‘15
045583
79-41439 $899.99
045584
79-41440 $899.99
045585
79-41441
949.99
‘16-17
045601
79-41432 899.99
with SX header
79-40664
$1049.99
FC450
‘14-15
045578
79-41503 $899.99
045579
79-41504 $899.99
045580
79-41505
1049.99
‘16-17
045599
79-41437 899.99
045600
79-41438 899.99
045588
79-41431
1049.99
FE501
‘14-17
045578
79-41503 899.99
045579
79-41504 899.99
045580
79-41505
1049.99
KAWASAKI
KX250F
‘11-16
42260
79-41100 $849.99
42261
79-41101 $849.99
42262
79-41102
$899.99
‘17
042354
79-41113
899.99
KX450F
‘12-15
042287
79-41106 $849.99
042288
79-41107 $849.99
042289
‘16-17
042335
79-41110 849.99
042336
79-41111
$899.99
KTM
250SXF/XCF
‘11-12
45405
79-41400 $899.99
250XCF-W
‘13
45405
79-41400 899.99
‘14-16
45550
79-41427 949.99
45551
79-41428 $899.99
45552
79-41429
$1049.99
250SXF/XCF
‘13-15
45509
79-41418 899.99
45510
79-41419 899.99
45511
79-41420
949.99
250SXF FE
‘15
045597
79-41435 899.99
045598
79-41436 899.99
250SXF/XCF
‘14-15
45550
79-41427 949.99
45551
79-41428 899.99
45552
79-41429
$1049.99
‘16-17
045597
79-41435 899.99
045598
79-41436 899.99
045587
with SX header
79-40664
$1049.99
350SXF/XCF
‘13-15
45516
79-41421 $899.99
45517
79-41422 $899.99
‘16-17
045601
79-41432 899.99
045602
with SX header
79-40664
$1049.99
350EXCF
‘12-16
045451
79-41410 $949.99
450SXF Factory Ed.
‘12
045487
79-41424 899.99
045487
79-41425 $899.99
045489
79-41426
$949.99
450SXF/XC-F
‘13-15
045487
79-41424 899.99
045488
79-41425 899.99
045489
79-41426
949.99
450SXF FE
‘15
045599
79-41437 899.99
045600
79-41438 899.99
045588
79-41431
1049.99
450SXF/XCF
‘16-17
045599
79-41437 899.99
045600
79-41438 899.99
045588
79-41431
1049.99
450XC-W
‘12-16
045459
79-41412 949.99
045461
79-41414
1049.99
500EXC
‘12-16
045477
79-41411 949.99
500XCW
‘12-16
045468
79-40420 949.99
045469
79-41416 $899.99
045470
79-41417
$1049.99
SUZUKI
RM-Z250
‘13-17
43351
79-41206 $849.99
43352
79-41207 $849.99
43353
79-41208
$899.99
RM-Z450
‘11-17
43306
79-41205
899.99
YAMAHA
YZ250F
‘14-17
444431
79-41311
$1049.99
YZ250FX/WR250F
‘15-17
444431
79-41311
1049.99
YZ450F
‘14-17
44412
79-41309
1049.99
YZF450X/WR450F
‘16-17
44412
79-41309
1049.99
Some offroad models may contain emission
control devices. Some aftermarket parts may
remove these devices. Removal or modification
of such devices is illegal in the State of California
unless used exclusively for closed course
competition use ONLY, never to be used on public
lands or highways.
EXHAUST