Mufflers - Grand Rock Truck Exhaust Systems
Mufflers - Grand Rock Truck Exhaust Systems
Mufflers - Grand Rock Truck Exhaust Systems
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QP MUFFLERS<br />
7.8% Fuel Mileage Increase (avg.)<br />
¦§¨©§© ¡¢£¡¤¥<br />
Replaces Stock <strong>Mufflers</strong><br />
Quiet as a Stock Muffler*<br />
Meets Federal and California Sound Levels<br />
Heavy Gauge, 100% welded construction<br />
No Turbo Lag, Faster Acceleration<br />
Works On All Engines<br />
Easily Installed, Bolts in place<br />
Patented 2004<br />
30 Day Money Back Guarantee<br />
Use less fuel and improve<br />
your company’s bottom line.<br />
PART NO.<br />
DESCRIPTION<br />
! "##!$%&'( )*+ ¦§¨©§© ¡¢£¡¤¥<br />
QPM-1051 10" X 51" OAL / 44" BODY / 5" I.D. IN AND OUT<br />
QPM-851 8" X 51" OAL / 44" BODY / 5" I.D. IN AND OUT<br />
QPM-851-34 8" X 51" OAL / 44" BODY / 3" I.D. IN AND 4" I.D. OUT<br />
QPM-851-354 8" X 51" OAL / 44" BODY / 3.5" I.D. IN AND 4" I.D. OUT<br />
QPM-851-44 8" X 51" OAL / 44" BODY / 4" I.D. IN AND OUT<br />
QPM-8H<br />
HD MUFFLER HANGER 8" DIAMETER<br />
¢<br />
64<br />
1-800-321-3674<br />
www.grandrock.com
QP MUFFLERS<br />
NEW<br />
PATENT PENDING<br />
Introducing the NEW<br />
HF-1051 (High Flow)<br />
Stock Replacement Muffler<br />
3% minimum gain in MPG Guaranteed.<br />
30 Day Money Back Guarantee<br />
Easily Installed, Bolts in Place<br />
Heavy Gauge, 100% Welded Construction<br />
No Turbo Lag, Faster Acceleration<br />
Replaces Stock 10" Diameter <strong>Mufflers</strong>, Affordable<br />
HIGHEST CFM Flow of ANY <strong>Mufflers</strong><br />
Quiet as a Stock 10" Diameter Muffler*<br />
Meets Federal and California Sound Levels<br />
Works on All Engines, ISX, 3406E, 14L Series 60, Etc.<br />
*Driving and Acceleration only, NOT engine braking.<br />
Use less fuel and improve your<br />
company's bottom line.<br />
PART NO.<br />
HF-1051<br />
DESCRIPTION<br />
10" X 51" OAL / 44" BODY / 5" I.D. IN AND OUT<br />
1-800-321-3674<br />
www.grandrock.com<br />
65
CATALYTIC CONVERTER MUFFLERS<br />
Certified to Meet EPA Requirements<br />
<strong>Grand</strong> <strong>Rock</strong> converter mufflers are engineered to enable midrange<br />
engines to meet emission requirements of the EPA's<br />
Diesel Emissions Standards. The catalytic core within the<br />
muffler reduces gaseous hydrocarbons, carbon monoxide,<br />
and particulates, while at the same time reducing exhaust<br />
noise to 67-72 dBA at 50 feet per the EPA drive-by noise test<br />
(levels will vary depending on system configuration).<br />
Same package size as<br />
equivalent mufflers<br />
Only 10 to 15 pounds heavier<br />
than equivalent mufflers<br />
409 Stainless steel<br />
Internal design for even<br />
exhaust flow distribution<br />
66<br />
1-800-321-3674<br />
www.grandrock.com
CUSTOM MUFFLERS<br />
<br />
<br />
<br />
<br />
<br />
A <br />
B <br />
C <br />
Body Diameter<br />
Available<br />
<br />
<br />
<br />
<br />
<br />
D <br />
<br />
E <br />
<br />
G <br />
G Measurement<br />
12<br />
<br />
<br />
<br />
Type 1<br />
Type 4A<br />
12<br />
1<br />
<br />
Type 2<br />
Type 3<br />
<br />
NOTE: All<br />
<br />
<br />
inlet end<br />
<br />
12<br />
Type 4<br />
<br />
1<br />
<br />
<br />
Type 6<br />
Type 7<br />
Final <br />
<br />
Please fax us your specs.<br />
1-800-321-3674<br />
www.grandrock.com<br />
67
MUFFLERS CHART<br />
PART # DESCRIPTION TYPE INLET ID OUTLET ID<br />
M-034 H.D. MUFFLER; STYLE<br />
"4", BLUEBIRD,GMC<br />
M-070 H.D. MUFFLER; STYLE<br />
"2", FREIGHTLINER<br />
M-079 H.D. MUFFLER; STYLE<br />
"1", BLUEBIRD<br />
M-087 H.D. MUFFLER; STYLE<br />
"1", FREIGHTLINER<br />
M-106 H.D. MUFFLER; STYLE<br />
"2", INTERNATIONAL<br />
M-110 H.D. MUFFLER; STYLE<br />
"1", THOMAS<br />
M-115 H.D. MUFFLER; STYLE<br />
"3", BLUEBIRD,THOMAS<br />
M-124 H.D. MUFFLER; STYLE<br />
"3", BLUEBIRD<br />
M-125 H.D. MUFFLER, 4" ;<br />
STYLE "2", THOMAS<br />
M-127 H.D. MUFFLER, 4"; STYLE<br />
"1",THOMAS<br />
M-131 H.D. MUFFLER, 4"; STYLE<br />
"1",BLUEBIRD<br />
M-147 H.D. MUFFLER, 5" ;<br />
STYLE "2", THOMAS<br />
M-152 H.D. MUFFLER; STYLE<br />
"3", BLUEBIRD<br />
M-153 H.D. MUFFLER; STYLE<br />
"2", INTERNATIONAL,<br />
GMC, THOMAS<br />
M-185 H.D. MUFFLER; STYLE<br />
"2A"INTERNATIONAL<br />
M-465 H.D. MUFFLER; STYLE<br />
"1", BLUEBIRD<br />
M-502 H.D. MUFFLER; STYLE<br />
"2", FORD, FREIGHTLINER<br />
M-514 H.D. MUFFLER; STYLE<br />
"1", BLUEBIRD<br />
M-529 H.D. MUFFLER; STYLE<br />
"2", FORD<br />
M-536 H.D. MUFFLER; STYLE "2"<br />
INTERNATIONAL<br />
M-622 H.D. MUFFLER; STYLE<br />
"8", BLUEBIRD, GMC<br />
M-624 H.D. MUFFLER; STYLE<br />
"2", CHEVROLET/GMC<br />
M-625 H.D. MUFFLER; STYLE<br />
"4", BLUEBIRD<br />
M-626 H.D. MUFFLER; STYLE<br />
"4", THOMAS<br />
M-672 H.D. MUFFLER; STYLE<br />
"6",THOMAS<br />
M-722 H.D. MUFFLER; STYLE<br />
"2A", BLUEBIRD,GMC,<br />
SPHERICAL FLARE<br />
M-755 H.D. MUF-<br />
FLER; STYLE "5",<br />
FORD,INTERNATIONAL<br />
M-878 H.D. MUFFLER; STYLE<br />
"1", FREIGHTLINER<br />
M-879 H.D. MUFFLER; STYLE<br />
"2", FREIGHTLINER<br />
BODY<br />
DIAMETER<br />
BODY<br />
LENGTH<br />
OVERALL<br />
LENGTH<br />
INLET<br />
OFFSET<br />
OUTLET<br />
OFFSET<br />
INLET<br />
POSITION<br />
OUTLET<br />
POSITION<br />
4 4" 4" 11" 36" 40" 4.5" 2.5" 3 12<br />
2 3" 4" 11" 36.25" 42" 3" 4" 6 12<br />
1 4" 4" 10" 36" 43"<br />
1 4" 4" 11" 36" 43"<br />
2 3.5" 3.5"<br />
8.25" X<br />
11.5"<br />
1 3.5" 4" 8.5" 29.5" 36"<br />
26" 32" 3" 3" 12 6<br />
3 4" 4" 10" X 15" 26" 2 29.2" 4" 4" 12 6<br />
3 4" 5" 12" X 15" 30" 3 34" 4" 4" 12 6<br />
2 4" 4" 10" X 15" 34" 40.5" 4.25" 4.25" 6 12<br />
1 4" 4" 8.5" 34.5" 40"<br />
1 4" 4" 9" 44.5" 51"<br />
2 5" 5" 10" X 15" 27" 33" 3.3" 3.3" 12 6<br />
3 3" 4" 10" X 15" 30" 3 34" 4" 4" 12 6<br />
2 4" 4"<br />
2A<br />
2.75"-<br />
2.75"<br />
4"<br />
8.25" X<br />
11.5"<br />
8.25" X<br />
11.5"<br />
1 5" 5" 10.1" 44.5" 51"<br />
27" 33" 2.5" 2.5" 12 6<br />
27" 32.75" 4"-4" 2.5" 12-6 6<br />
2 4" 4" 11" 36" 41.2" 2.5" 2.5" 12 6<br />
1 4" 5" 9" 44.5" 51"<br />
2 4" 4" 11" 36" 42.2" 2.5" 2.5" 12 6<br />
2 3.5" 4"<br />
8.25" X<br />
11.5"<br />
32" 36.5" 2.5" 2.5" 12 6<br />
8 2.5" FLANGE 8.5" 29.5" 37.5" 2.5" 2.5" 12 3-3<br />
2 2.75" 3" 8.5" 30.25" 36.25" 3" 2.75" 12 6<br />
4 4" 4" 11" 42" 45" 4" 0 12 0<br />
4 4" 4" 11" 33.5" 36.5" 4" 0 12 0<br />
6 5" 5" 10" X 15" 36" 38.8" 4" 28.5" 12 6<br />
2A<br />
2.5"-<br />
2.5"<br />
FLARE<br />
5 3.5" 4" OD<br />
3 "OD 8.7" 30" 39" 1.75" 2" 1:30-10:30 6<br />
8.25" X<br />
11.5"<br />
1 3" 4" 11" 36" 41.75"<br />
32" 38.4" 2.5" 2.5" 12<br />
6(90*<br />
ELBOW)<br />
2 3.5" 4" 11" 36" 42" 3" 0 0 12<br />
68<br />
1-800-321-3674<br />
www.grandrock.com