what is the stock exhaust db level on a 400
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BIG MAC
what is the stock exhaust db level on a 400
Power Sport Inst. graduation class PS-16
450r Freak
i think like 90-91. not 2 sure. jus a guess.
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08 LTR
09 Nationals/D13.
4-stroke A and 450A
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Its in one of the dirtwheels issues. I think its like 88 or something.
2000 400ex DG nerfs and head light guard,renthal bars, power madd hand guards, fast treckers rears and maxxis razrs front, a/c skid, black flames graphics, K&N filter, more to come.
Senior Member
Stock is in the mid 80's dB.
2002 TRX426EX
2004 TRX450R
LTE Racing exaust on them both
True Dune Rider
87!!
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Pin It To Win It
not loud enough
-Yellow 2001 400ex-
BIG GUN Full Race, Maxxis RAZR 2's on all corners, Modded Air Box, AIRAID Filter, Rethnal Bars, Updog Ind. 450R Number Backgrounds, Teather Killswitch, DG Nerfs, and more goodies always in the works!
BIG MAC
ok its 88db acording to dirtwheels
Power Sport Inst. graduation class PS-16
Senior Member
It is 88 decibals!
http://www.dirtwheelsmag.com/detail.asp?id=181
2002 400ex
Lonestar Parking brake block off
K&N Airfilter w/outer wear
K&N Oil Filter
Renthal Bars,Renthal Grips
PRM .125 A-ARM and Full Chasis Skids
PRM .190 Swing arm Skid
ITP Holeshot 6 PLY XCR'S
Woody Graphics
Throttle Jockey seat cover
Big Gun CDI
NGK plug
HMF Full Exhaust
DynoJet Jet Kit
RPM twin row carrier
White Brothers Schock Wears
Ride Red or Dont Ride!
its a 450. and i hate mud
i agreeOriginally posted by throwinitup
not loud enough
2007 LTR 450
Pro Taper,Powermadd,Motoworks,One Industries,Rath,Blingstar,Maxxis,DWT
2006 KTM 200xc-w
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what do u think mine is ai without a quiet core
LRD Full Stystem
Honda 400ex
Herrmann, Galfer, LRD, Moose, PRM, Houser, Durablue, Emgo, Nacs, Dyno Jet, K&N, Spider, Holeshot, EBC, DG.....
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