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Hooker BlackHeart LS SWAP Header Back Exhaust System - Stainless

1973-1974 GM C-10/15 2WD Short Bed Truck, 3 inch, Rear Exit, 409SS

PART# 70501417-RHKR

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Moderate to aggressive sound


Full stainless steel exhaust system for 1973-1974 GM C10/15 2 wd short bed pickup with LS engine comes complete with stamped crossover for a broad torque curve, TIG welded stainless steel straight through designed absorption style mufflers, for applications up to 450HP; side exits behind rear tires.


  • Each system is supplied with a high-efficiency stamped crossover & high-flow TIG-welded 304 SS absorption mufflers
  • OE quality hardware (clamps, hanger rods and rubber isolators) provided to ensure excellent fitment and a leak free installation
  • Kits are supplied with rear exits
  • 304 Stainless steel straight through designed absorption mufflers for a muscle car sound without the resonance
  • Constructed of mandrel bent 409 stainless steel tubing


Application1973-1974 GM C10/15 2WD pickup
BrandHooker BlackHeart
Choose Your PartExhaust System
Emission Code4
Exhaust SeriesHooker BlackHeart
Exit PositionDual Out Rear
Inlet Diameter (in)3
Material409 Stainless Steel
Muffler Quantity2
Outlet Diameter (in)3
Product TypeExhaust System
Single DualDual
Sound LevelModerate / Aggressive
System TypeHeader-back
Truck Bed LengthShort Bed
Tubing Diameter (in)3
Part Number70501417-RHKR



This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

Tech Resources

Fits short bed trucks with standard-duty rear leaf springs only (52" length), cannot be installed on trucks equipped with factory heavy-duty rear leaf spring option (56" length). Connects directly to 70101503HKR and 70101504HKR full-length headers.


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