Heartthrob 2 1/4" Manifold Dual Kits

 

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For vehicles with stock manifolds only

Fits vehicles with stock manifolds, tail pipes exit behind the rear wheels (stock exit), or a split rear dual exit, or front exit in front of the rear tires. Made of 2-1/4" aluminized mandrel bent tubing where possible. Includes all clamps, hangers, tubing, and hardware. Includes either no mufflers, glass pack mufflers (# ends in GP) or stock mufflers (# ends in SK). These applications are not legal for use on vehicles that were originally equipped with catalytic converter. Front exit kits include glass pack mufflers.  None of these kits are CARB legal and are not legal for use in CA.

If you click on the vehicle description it will bring up installation pictures if available. Click on the part # to bring up the instruction sheets.

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4149sk

**Click the the headings below to sort the table by Part # or Application**
Dodge applications:
Note Description Stock Part# Split Rear Part# Front Exit Part#
Dodge & Ply. 2 & 4WD j,k 1972-1988   1/2, 3/4 ton pickup 318-360 4997SK
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Dodge & Ply. 2 & 4WD j,m 1972-1988   1/2, 3/4 ton pickup 318-360 4997GP
buy it now

8189970
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Dodge & Ply. 2 & 4WD j,n
1972-1988   1/2, 3/4 ton pickup 318-360 8149970
buy it now


Dodge & Ply. 2WD h,n,r 1970-1986   1/2, 3/4, 1 ton Van 318-360 8141450
buy it now


Dodge & Ply. 2WD m 1970-1986   1/2, 3/4, 1 ton Van 318-360

8181450

****Notes listed at bottom of page****


**Click the the headings below to sort the table by Part # or Application**
Ford applications:
Note Description Stock Part# Split Rear Part# Front Exit Part#
Ford Pickup 2WD d,g,k,p '65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)--automatic 4150SK
buy it now
1014150
buy it now

Ford Pickup 2WD d,g,m,p '65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)--automatic 4150GP
buy it now
1024150
buy it now
8181500
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Ford Pickup 2WD d,g,n,p '65-1976   1/2, 3/4, 1 ton pickup 332-390 (exc. 351)--automatic 8141500
buy it now


Ford Pickup 2WD d,g,k,u '65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)--manual 4154SK
buy it now


Ford Pickup 2WD d,g,m,u '65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)--manual 4154GP
buy it now


Ford Pickup 2WD d,g,n,u '65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)--manual 8141540
buy it now


Ford Pickup 2WD a,e,k 1977-1/2-1979  1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
4151SK
buy it now


Ford Pickup 2WD a,e,m 1977-1/2-1979  1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
4151GP
buy it now

8181510
buy it now
Ford Pickup 2WD a,e,n 1977-1/2-1979  1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
8141510
buy it now


Ford Pickup 2 & 4WD a,k,p,t 1977-1/2-1978 F100, F150, F250 302 4996SK
buy it now


Ford Pickup 2 & 4WD a,m,p,t 1977-1/2-1978 F100, F150, F250 302 4996GP
buy it now

8189960
buy it now
Ford Pickup 2 & 4WD a,n,p,t 1977-1/2-1978 F100, F150, F250 302 8149960
buy it now


Ford Pickup 4WD a,g,k,q 1977-1/2-1979  1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
4153SK
buy it now


Ford Pickup 4WD a,g,m,q 1977-1/2-1979   1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
4153GP
buy it now

8181530
buy it now
Ford Pickup 4WD a,g,n,q 1977-1/2-1979   1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
8141530
buy it now


Ford Bronco 4WD a,k,p,q 1977-1/2-1978 Bronco 351-400M & C
4153SK
buy it now


Ford Bronco 4WD a,m,p,q 1977-1/2-1978 Bronco 351-400M & C
4153GP
buy it now

8181530
buy it now
Ford Bronco 4WD n '66-1977 Bronco 302 8141520
buy it now


Ford Bronco 4WD m
'66-1977 Bronco 302

8181520
buy it now
Ford Van 2WD b,c,g,n 1969-1974 302 8141560
buy it now


Ford Van 2WD b,c,g,m 1969-1974 302

8181560
buy it now
Ford Van 2WD b,c,g,j,n 1975-1976 302-351W 8141570
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Ford Van 2WD b,c,g,j,m 1975-1976 302-351W

8181570
buy it now
****Notes listed at bottom of page****


**Click the the headings below to sort the table by Part # or Application**
GM applications: Note Description Stock Part# Split Rear Part# Front Exit Part#
Chevy & GMC 2WD f,g,k,v
1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk 4143SK
buy it now
1014143
buy it now

Chevy & GMC 2WD f,g,m,v
1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk 4143GP
buy it now
1024143
buy it now
8181430
buy it now
Chevy & GMC 2WD f,g,n,v
1963-1972   1/2, 3/4  ton pickup 283-400 sm. blk 8141430
buy it now


Chevy & GMC 2WD f,g,k 1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk--with leaf springs 4147SK
buy it now
4147SK
buy it now

Chevy & GMC 2WD f,g,m 1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk--with leaf springs 4147GP
buy it now
4147GP
buy it now

Chevy & GMC 2WD f,g,n 1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk--with leaf springs 8141470
buy it now
8141470
buy it now

Chevy & GMC 2WD g,k
1973-1978   1/2 ton pickup, Blazer,Suburban, Carryall sm blk
1973-1982   3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk
4144SK
buy it now
1014144
buy it now

Chevy & GMC 2WD g,m
1973-1978   1/2 ton pickup, Blazer,Suburban, Carryall sm blk
1973-1982   3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk
4144GP
buy it now
1024144
buy it now
8181440
buy it now
Chevy & GMC 2WD g,n
1973-1978   1/2 ton pickup, Blazer,Suburban, Carryall sm blk
1973-1982   3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk
8141440
buy it now


Chevy & GMC 2WD g,k 1983-1986   3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk, for vehciles w/o factory cat
4146SK
buy it now
1014146
buy it now

Chevy & GMC 2WD g,m 1983-1986   3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk, for vehciles w/o factory cat 4146GP
buy it now
1024146
buy it now
8181460
buy it now
Chevy & GMC 2WD g,n 1983-1986   3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk, for vehciles w/o factory cat 8141460
buy it now


Chevy & GMC 2WD b,g,j,k
1973-1978  1/2 ton pickup, Suburban, Carryall 396 & 454
1973-1986  3/4 ton pickup, Suburban, Carryall 396 & 454
4768SK
buy it now
1014768
buy it now

Chevy & GMC 2WD b,g,j,m 1973-1978  1/2 ton pickup, Suburban, Carryall 396 & 454
1973-1986  3/4 ton pickup, Suburban, Carryall 396 & 454
4768GP
buy it now
1024768
buy it now

Chevy & GMC 2WD b,g,j,n 1973-1978  1/2 ton pickup, Suburban, Carryall 396 & 454
1973-1986  3/4 ton pickup, Suburban, Carryall 396 & 454
8147680
buy it now


Chevy & GMC 4WD g,k,s
1966-1972  1/2, 3/4 ton pickup, Suburban, Carryall 283-400 sm blk
4149SK
buy it now
1014149
buy it now

Chevy & GMC 4WD g,m,s
1966-1972  1/2, 3/4 ton pickup, Suburban, Carryall 283-400 sm blk
4149GP
buy it now
1024149
buy it now

Chevy & GMC 4WD g,n,s
1966-1972  1/2, 3/4 ton pickup, Suburban, Carryall 283-400 sm blk
8141490
buy it now


Chevy & GMC 4WD n
1969-1972 Blazer small block V8--center dump manifolds
8141590
buy it now


Chevy & GMC 4WD o
1969-1972 Blazer small block V8--center dump manifolds
4159M  
buy it now


Chevy & GMC 4WD k
1973-1978 Blazer, Jimmy 283-400 sm blk
4805SK
buy it now


Chevy & GMC 4WD m
1973-1978 Blazer, Jimmy 283-400 sm blk
4805GP
buy it now


Chevy & GMC 4WD n
1973-1978 Blazer, Jimmy 283-400 sm blk
8148050
buy it now


Chevy & GMC 4WD g,k,w
1973-1978   1/2 ton pickup, Suburban, Carryall 305-400
1973-1986   3/4 ton pickup, Suburban, Carryall 305-400
1973-1986   1 ton pickup, Suburban, Carryall 305-400
4804SK
buy it now
1014804
buy it now

Chevy & GMC 4WD g,m,w
1973-1978   1/2 ton pickup, Suburban, Carryall 305-400
1973-1986   3/4 ton pickup, Suburban, Carryall 305-400
1973-1986   1 ton pickup, Suburban, Carryall 305-400
4804GP
buy it now
1024804
buy it now

Chevy & GMC 4WD g,n,w
1973-1978   1/2 ton pickup, Suburban, Carryall 305-400
1973-1986   3/4 ton pickup, Suburban, Carryall 305-400
1973-1986   1 ton pickup, Suburban, Carryall 305-400
8148040
buy it now


Chevy & GMC 2WD n
1971-1978  1/2, 3/4 ton Van 305-350 8141420
buy it now


Chevy & GMC 2WD m
1971-1978  1/2, 3/4 ton Van 305-350

8181420
buy it now
Chevy II
n
1968-1974 283-400 sm blk 8144710
buy it now


Camaro
n
1970-1974 283-400 sm blk 8144710
buy it now


Firebird
n
68-69 V8 except Ram Air 8144680
buy it now




     
Notes
a dual kit runs down the passenger side between frame and drive shaft.
b system mounts below the frame.
c will not fit vans with factory installed dual air conditioning.
d will not fit '68-1972 pickup with "camper special" gas tank.
e will not fit super cab.
f will not fit stock manifolds that exit straight down (ram horn style manifolds).
g if wheel base is greater than 132", tail pipe extensions are required for proper tail pipe exit (Order 814231T).
h both tail pipes exit on driver's side behind rear tire.
j dual kit runs outside frame.
k includes stock mufflers.
m includes glass pack mufflers
n no mufflers included in kit.
o
includes turbo mufflers.
p
automatic transmission only.
q
will not fit 35 gallon fuel tank
r
tail pipes exit on driver side
s not for vehicles with a Rockwell transfer case
t
will not fit vehicles with dual fuel tanks on kits that exit behind the rear axle
u manual transmission vehicles only
v
not recommended for models equipped with leaf springs
w
not for 78-79 trucks that have transfer case brace bars
4804gp Kit

link to our e-commerce store