INSTRUCTIONS FOR KIT #2004353 DUAL KIT
FITS 1994-1995 FULL-SIZE GM 1/2 & 3/4 TON 2WD & 4WD PICKUPS
W/4.3L V-6, 5.0 L & 5.7L V-8 WITH 2-3/4" FLANGED EXHAUST AT
CONVERTER. THIS KIT FITS ALL WHEEL BASE MODELS.
NOTE: DO NOT TIGHTEN ANY CLAMPS OR BOLTS UNTIL THE LAST STEP!
1) REMOVE THE EXHAUST SYSTEM AT THE FLANGE BEHIND THE CONVERTER
LEAVING ONLY THE ORIGINAL Y PIPE, RUBBER MOUNTS FOR HANGERS, AND THE
CATALYTIC CONVERTER ON THE TRUCK. YOU WILL NEED TO REUSE THE
ORIGINAL NUTS TO FASTEN THE FLANGE TO THE EXHAUST.
NOTE: THE FLANGED FRONT PIPE WILL NEED TO BE CUT TO FIT THE
REGULAR CAB MODELS. THIS PIPE FITS EXTENDED CAB SHORT BOX MODELS
WITHOUT CUTTING. FOR EXTENDED CAB LONG BOX MODELS, AN ADDITIONAL
EXTENSION PIPE IS INCLUDED WITH AN EXTRA CLAMP. THESE PIECES ARE
NOT NEEDED ON THE OTHER THREE MODELS.
2) SLIP THE FLANGED FRONT PIPE INTO PLACE AND SLIDE THE FLANGE ON
THE PIPE (FLAT SIDE FIRST) TO THE CONVERTER FLANGE. INSTALL THE
NUTS TO THE BOLTS AT THE FLANGE BUT DON’T TIGHTEN YET.
FOR THOSE WITH REGULAR CAB SHORT BOX MODELS, CUT 23” OFF THE FLANGED
FRONT PIPE FROM THE END THAT IS 3” O.D. FOR THOSE WITH REGULAR
CAB LONG BOX MODELS, CUT 10” OFF THE FLANGED FRONT PIPE FROM THE END
THAT IS 3” O.D.. FOR THOSE WITH EXTENDED CAB SHORT BOX, GO TO
STEP 3). FOR THOSE WITH EXTENDED CAB LONG BOX, ADD THE 17” LONG
EXTENSION PIPE AND ATTACH TO THE FLANGED FRONT PIPE USING A 3” CLAMP.
3) INSTALL THE 3” HANGER CLAMP TO THE FLANGED FRONT PIPE AT THE
FRONT O.E. RUBBER MOUNT.
4) USE A 3" MUFFLER CLAMP TO ATTACH THE INLET OF THE MUFFLER AND
THE FRONT FLANGED PIPE TOGETHER.
5) INSTALL THE RIGHT TAIL PIPE TO THE MUFFLER USING A 2-1/2"
CLAMP. LOCATE OR DRILL A 5/16" HOLE IN THE FRAME ABOVE THE
RIGHT TAIL PIPE AFTER REAR AXLE BUT NEAR THE O.E. RUBBER MOUNT.
INSTALL A BR91930 SWINGER HANGER TO THE FRAME USING A 5/16” X 1” BOLT,
NUT, LOCK WASHER, AND FENDER WASHER AND USING A 2-1/2” CLAMP, ATTACH TO
THE RIGHT TAIL PIPE.
6) INSTALL THE LEFT TAIL PIPE USING A 2-1/2" CLAMP TO THE LEFT
OUTLET OF THE MUFFLER. THE LEFT TAIL PIPE GOES UP OVER THE
DIFFERENTIAL AND TO THE LEFT OF THE REAR SHOCK. LOCATE OR DRILL A
5/16" HOLE IN THE FRAME ABOVE THE LEFT TAIL PIPE AFTER REAR AXLE BUT
NEAR THE O.E. RUBBER MOUNT (DIRECTLY AFTER THE CONNECTING POINT OF THE
MUFFLER AND LEFT TAIL PIPE). INSTALL A BR91930 SWINGER HANGER TO
THE FRAME USING A 5/16” X 1” BOLT, NUT, LOCK WASHER, AND FENDER WASHER
AND USING A 2-1/2” CLAMP, ATTACH TO THE LEFT TAIL PIPE.
7) LOCATE OR DRILL A 5/16" HOLE IN THE FRAME ABOVE THE LEFT TAIL
PIPE AFTER THE LAST BEND IN THE TAIL PIPE. INSTALL A THU-900
SWINGER HANGER TO THE FRAME USING A 5/16" X 1" BOLT, NUT, LOCK WASHER,
AND FENDER WASHER. CONNECT THE HANGER AND THE LEFT TAIL PIPE
USING A 2-1/2" CLAMP.
8) INSTALL THE 30" I.D/O.D TAIL PIPE EXTENSIONS TO THE LEFT AND
RIGHT TAIL PIPE USING 2-1/2” CLAMPS. (YOU WILL WANT TO TRIM THE
EXTENSION TO YOUR DESIRED LENGTH.)
9) TIGHTEN ALL CLAMPS AND BOLTS AND CHECK FOR CLEARANCE OF THE
FRAME, BODY, AND BRAKE AND FUEL LINES.
HARDWARE KIT FOR KIT #2004353
2) 3" CLAMPS
1) FRONT FLANGED PIPE
7) 2-1/2" CLAMPS
1) LEFT TAIL PIPE
3) 360 SWINGER HANGER BR91930
1) RIGHT TAIL PIPE
3) 5/16" X 1" BOLTS
2) TAIL PIPE EXTENSIONS
3) 5/16" NUTS
1) MUFFLER #1373
3) FENDER WASHERS
1) 17” LONG EXTENSION PIPE 3” ID/OD
3) 5/16" LOCK WASHERS
1) 3” HANGER CLAMP-#2954
1) FORMED FLANGE
DANGER WARNING: SHOULD THE PURCHASER DECIDE TO INSTALL THIS, OR
ANY OTHER EXHAUST PRODUCT AT HOME, BE WARNED THAT PLEASURE CAR OR LIGHT
DUTY TRUCK/VAN "BUMPER JACKS" ARE INTENDED FOR EMERGENCY USE
ONLY. THE USE OF FRAME CONTACT JACK STANDS IN CONJUNCTION WITH A
FLOOR JACK AS MAIN SUPPORT IS HIGHLY RECOMMENDED TO MINIMIZE ACCIDENTAL
DROPPING OF A VEHICLE WHILE THE INSTALLATION PROCEEDS.
Limitation of liability--Disclaimers: The regulation of emissions
production, noise levels and safety standards is undertaken by the
federal government, each of the fifty state legislatures, and by many
local municipalities, towns and counties.
The manufacturer makes no warranties of
merchantability, of fitness for a particular purpose, or that its
products are approved for general use, or that its products comply with
laws, regulations or ordinances in the states where they may be sold to
the ultimate purchaser, the consumer.
The entire risk as to the conformity of this product
in any such state and as to repair, should the product prove to be
defective or non-conforming, is on the retail purchaser, the buyer, the
ultimate consumer of such product and it is not upon the seller,
distributor, or manufacturer.
In this connection, retail purchaser, the buyer, the
ultimate consumer assumes the burden of the entire cost of any and all
necessary service, alterations, and or repair.
The foregoing statement limits the liability of the
manufacturer.
Heartthrob Exhaust Accessories are manufactured in--Litchfield, Mn