Heartthrob 2 1/4″ Manifold Dual Kits


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.

**Click the the headings below to sort the table by Part # or Application**

Dodge applications:NoteDescriptionStock Part#Split Rear Part#Front Exit Part#
Dodge & Ply. 2 & 4WDj,k1972-1988   1/2, 3/4 ton pickup 318-3604997SK
buy it now
Dodge & Ply. 2 & 4WDj,m1972-1988   1/2, 3/4 ton pickup 318-3604997GP
buy it now
8189970
buy it now
Dodge & Ply. 2 & 4WDj,n1972-1988   1/2, 3/4 ton pickup 318-3608149970
buy it now
Dodge & Ply. 2WDh,n,r1970-1986   1/2, 3/4, 1 ton Van 318-3608141450
buy it now
Dodge & Ply. 2WDm1970-1986   1/2, 3/4, 1 ton Van 318-3608181450

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

**Click the the headings below to sort the table by Part # or Application**

Ford applications:NoteDescriptionStock Part#Split Rear Part#Front Exit Part#
Ford Pickup 2WDd,g,k,p’65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)–automatic4150SK
buy it now
1014150
buy it now
Ford Pickup 2WDd,g,m,p’65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)–automatic4150GP
buy it now
1024150
buy it now
8181500
buy it now
Ford Pickup 2WDd,g,n,p’65-1976   1/2, 3/4, 1 ton pickup 332-390 (exc. 351)–automatic8141500
buy it now
Ford Pickup 2WDd,g,k,u’65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)–manual4154SK
buy it now
Ford Pickup 2WDd,g,m,u’65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)–manual4154GP
buy it now
Ford Pickup 2WDd,g,n,u’65-1976   1/2,  3/4, 1 ton pickup 332-390 (exc. 351)–manual8141540
buy it now
Ford Pickup 2WDa,e,k1977-1/2-1979  1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
4151SK
buy it now
Ford Pickup 2WDa,e,m1977-1/2-1979  1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
4151GP
buy it now
8181510
buy it now
Ford Pickup 2WDa,e,n1977-1/2-1979  1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
8141510
buy it now
Ford Pickup 2 & 4WDa,k,p,t1977-1/2-1978 F100, F150, F250 3024996SK
buy it now
Ford Pickup 2 & 4WDa,m,p,t1977-1/2-1978 F100, F150, F250 3024996GP
buy it now
8189960
buy it now
Ford Pickup 2 & 4WDa,n,p,t1977-1/2-1978 F100, F150, F250 3028149960
buy it now
Ford Pickup 4WDa,g,k,q1977-1/2-1979  1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
4153SK
buy it now
Ford Pickup 4WDa,g,m,q1977-1/2-1979   1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
4153GP
buy it now
8181530
buy it now
Ford Pickup 4WDa,g,n,q1977-1/2-1979   1/2, 3/4 ton pickup 351-400M & C
without catalytic converter
8141530
buy it now
Ford Bronco 4WDa,k,p,q1977-1/2-1978 Bronco 351-400M & C4153SK
buy it now
Ford Bronco 4WDa,m,p,q1977-1/2-1978 Bronco 351-400M & C4153GP
buy it now
8181530
buy it now
Ford Bronco 4WDn’66-1977 Bronco 3028141520
buy it now
Ford Bronco 4WDm’66-1977 Bronco 3028181520
buy it now
Ford Van 2WDb,c,g,n1969-1974 3028141560
buy it now
Ford Van 2WDb,c,g,m1969-1974 3028181560
buy it now
Ford Van 2WDb,c,g,j,n1975-1976 302-351W8141570
buy it now
Ford Van 2WDb,c,g,j,m1975-1976 302-351W8181570
buy it now

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

**Click the the headings below to sort the table by Part # or Application**

GM applications:NoteDescriptionStock Part#Split Rear Part#Front Exit Part#
Chevy & GMC 2WDf,g,k,v1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk4143SK
buy it now
1014143
buy it now
Chevy & GMC 2WDf,g,m,v1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk4143GP
buy it now
1024143
buy it now
8181430
buy it now
Chevy & GMC 2WDf,g,n,v1963-1972   1/2, 3/4  ton pickup 283-400 sm. blk8141430
buy it now
Chevy & GMC 2WDf,g,k1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk–with leaf springs4147SK
buy it now
4147SK
buy it now
Chevy & GMC 2WDf,g,m1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk–with leaf springs4147GP
buy it now
4147GP
buy it now
Chevy & GMC 2WDf,g,n1963-1972  1/2, 3/4 ton pickup 283-400 sm. blk–with leaf springs8141470
buy it now
8141470
buy it now
Chevy & GMC 2WDg,k1973-1978   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 2WDg,m1973-1978   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 2WDg,n1973-1978   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 2WDg,k1983-1986   3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk, for vehciles w/o factory cat4146SK
buy it now
1014146
buy it now
Chevy & GMC 2WDg,m1983-1986   3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk, for vehciles w/o factory cat4146GP
buy it now
1024146
buy it now
8181460
buy it now
Chevy & GMC 2WDg,n1983-1986   3/4, 1 ton pickup, Blazer,Suburban, Carryall sm blk, for vehciles w/o factory cat8141460
buy it now
Chevy & GMC 2WDb,g,j,k1973-1978  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 2WDb,g,j,m1973-1978  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 2WDb,g,j,n1973-1978  1/2 ton pickup, Suburban, Carryall 396 & 454
1973-1986  3/4 ton pickup, Suburban, Carryall 396 & 454
8147680
buy it now
Chevy & GMC 4WDg,k,s1966-1972  1/2, 3/4 ton pickup, Suburban, Carryall 283-400 sm blk4149SK
buy it now
1014149
buy it now
Chevy & GMC 4WDg,m,s1966-1972  1/2, 3/4 ton pickup, Suburban, Carryall 283-400 sm blk4149GP
buy it now
1024149
buy it now
Chevy & GMC 4WDg,n,s1966-1972  1/2, 3/4 ton pickup, Suburban, Carryall 283-400 sm blk8141490
buy it now
Chevy & GMC 4WDn1969-1972 Blazer small block V8–center dump manifolds8141590
buy it now
Chevy & GMC 4WDo1969-1972 Blazer small block V8–center dump manifolds4159M   
buy it now
Chevy & GMC 4WDk1973-1978 Blazer, Jimmy 283-400 sm blk4805SK
buy it now
Chevy & GMC 4WDm1973-1978 Blazer, Jimmy 283-400 sm blk4805GP
buy it now
Chevy & GMC 4WDn1973-1978 Blazer, Jimmy 283-400 sm blk8148050
buy it now
Chevy & GMC 4WDg,k,w1973-1978   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 4WDg,m,w1973-1978   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 4WDg,n,w1973-1978   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 2WDn1971-1978  1/2, 3/4 ton Van 305-3508141420
buy it now
Chevy & GMC 2WDm1971-1978  1/2, 3/4 ton Van 305-3508181420
buy it now
Chevy IIn1968-1974 283-400 sm blk8144710
buy it now
Camaron1970-1974 283-400 sm blk8144710
buy it now
Firebirdn68-69 V8 except Ram Air8144680
buy it now
     Notes
adual kit runs down the passenger side between frame and drive shaft.
bsystem mounts below the frame.
cwill not fit vans with factory installed dual air conditioning.
dwill not fit ’68-1972 pickup with “camper special” gas tank.
ewill not fit super cab.
fwill not fit stock manifolds that exit straight down (ram horn style manifolds).
gif wheel base is greater than 132″, tail pipe extensions are required for proper tail pipe exit (Order 814231T).
hboth tail pipes exit on driver’s side behind rear tire.
jdual kit runs outside frame.
kincludes stock mufflers.
mincludes glass pack mufflers
nno mufflers included in kit.
oincludes turbo mufflers.
pautomatic transmission only.
qwill not fit 35 gallon fuel tank
rtail pipes exit on driver side
snot for vehicles with a Rockwell transfer case
twill not fit vehicles with dual fuel tanks on kits that exit behind the rear axle
umanual transmission vehicles only
vnot recommended for models equipped with leaf springs
wnot for 78-79 trucks that have transfer case brace bars