Page 217 - 2021-22 Auto Performance_Hot Rod and Early Muscle
P. 217
Replacement Catalytic Converter Y-Pipes
HED17478
Hedder Reducers
listed in chart.
HED21100
1/4" HED21100 HED21114 HED21107 HED21117
1/4" HED21103 HED21115 HED21142 HED21143
-
Mild Steel Reducers
Description
Flange Thickness
Standard Reducers
Reducers With O2 Sensor Bung
3-Bolt Flange
Ball And Socket
3-Bolt Flange
Ball And Socket
Part No.
Year
Engine
Pipe Size
Collector Style
Fit Hedders
HED17470†
HED17478†
† Tubular Exhaust Manifold System (T.E.M.S.TM)
X-TREME
Exhaust
Equalizer
Systems
HED18830
3" Collector To 2-1/4" Exhaust Tube
3" Collector To 2-1/2" Exhaust Tube
3" Collector To 3" Exhaust Tube
3-1/2" Collector To 2-1/2" Exhaust Tube
1982-92 5.0/5.7L
2-1/4" To 2-1/2"
Gasket HED68470
Ball —
1982-92 5.0/5.7L
2-1/4" To 2-1/2"
1/4" —
1/4" HED21104
HED21119 HED21133 HED21134
— — —
HED21112 — —
equal and pulse-free after crossover, regardless of RPM. - proved at all engine speeds, which means more power!
Exhaust Cutouts Cutouts plumb right into the exhaust system behind collec-
tor and allow quick opening of street Hedders for competition use. Sold in pairs.
Tailpipe Tips
Single outlet with resonator.
HED17120
Aluminized Reducers
3" Collector To 2-1/2" Exhaust Tube
5/16" HED21110
Part No.
Description
HED17120
HED17121
HED17122
90° Bends
HED12010
HED12011
HED12014
HED12015
HED12016
HED12017
HED12018
HED12007
120° Bends HED12076
HED12077
HED12079
HED12080
9" Length, 2" Inlet 2-1/2" Outlet
9" Length, 2-1/4" Inlet, 2-1/2" Outlet
9" Length, 2-1/2" Inlet, 2-1/2" Outlet
Part No.
Tube Size Diameter OD
Radius
Leg Length
HED16250
HED16300
2-1/2" Diameter Easy Open Exhaust Cut Out
3-1/2" - 17-1/2"
3-1/2" - 17"
3-1/2" - 16"
4" - 15-1/2"
5" - 14-1/2"
4-1/2" - 11"
9" - 16"
6-1/2" - 8-1/2"
3-1/2" - 14-1/2"
3-1/2" - 14-1/2"
5" - 12-1/2"
4-1/2" - 12-1/2"
3-1/2" - 14"
3-1/2" - 13-1/2"
3-1/2" - 11-1/2"
3-1/2" - 12"
3-1/2" - 12"
4" - 11"
5" - 10"
4-1/2" - 8-1/2"
7-1/2" - 11"
1-1/2"
1-5/8"
2"
2-1/8"
2-1/4"
2-3/8"
2-1/2"
3"
1-7/8"
2"
2-1/4"
2-3/8"
2-1/4"
2-1/2"
3"
3-1/4"
3-3/8"
3-3/4"
4"
6"
3"
3"
3-3/8"
3-3/4"
Part No.
Description
3" Diameter Easy Open Exhaust Cut Out
Ball-And-Socket Exhaust Flange Kit
Turn any exhaust connection into a hassle-free, gasket-free
Hardware included.
2-1/2" 16 5/16"
3" 16 5/16"
HED21151
180° Bends
HED12053 1-1/2" 2-1/4"
HED12054 1-5/8" 2-1/2"
HED12055 1-3/4" 3"
HED12056 1-7/8" 3"
HED12057 2" 3"
HED12058 2-1/8" 3-1/4"
HED12059 2-1/4" 3-3/8"
HED12060 2-3/8" 3-3/4"
Part No.
Tube Size Diameter OD
Radius
Leg Length
Part No.
Tube Size Diameter OD
Radius
Leg Length
Diameter
Gauge
Flange Thickness
Mild Steel
Aluminized Steel
Stainess Steel
HED21151
HED21152
HED21153
HED21154
—
HED21156
HED12061 2-1/2"
HED12063 3"
4"
6"
6-1/2" - 6-1/2"
2021 HOT ROD AND EARLY MUSCLE
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