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Hooker Blackheart

Hooker Blackheart BH14307 Exhaust System - 3.0 inch diameter, dual side exit - 409SS

Compatible with 1982-1987 Chevrolet® El Camino® and GMC® Caballero with GM® LS Engine Swap. This exhaust system is not created or sold by GM®. Sold as a Kit.

Part # BH14307 Be the first to write a review

Hooker Blackheart BH14307 Exhaust System - 3.0 inch diameter, dual side exit - 409SS

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4

Emissions

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.

    See Emissions Details
Header-back dual exhaust system for models with LS engine swap. Features 3.00-inch diameter mandrel bent tubing with crossover for a broad torque curve. Features TIG welded stainless steel straight through absorption style mufflers with side exits behind rear tires. This exhaust system designed for easy installation with direct fitment.

Features:

  • Exhaust system designed for use when installing a LS engine into El Camino or Caballero
  • Header-back exhaust system designed for easy installation with direct fit to long tube headers – or appropriate adapter pipes depending on the selected headers or exhaust manifolds
  • Dual exhaust system with crossover in 3.00-inch diameter with side exits behind the rear tires
  • 409 stainless steel mandrel bent tubing - for strength and corrosion resistance
  • High quality hardware (clamps, hanger rods, and rubber isolators) provide excellent fitment and leak-free installation
  • 304 stainless-steel straight-through absorption mufflers for an aggressive to moderate muscle car sound without the resonance
Brand Hooker Blackheart
Emission Code4
8
Engine FamilyGM Small Block Gen III/IV (LS Based)
Exhaust SeriesBlackheart
Exit PositionDual Out Side
Material409 Stainless Steel
Mount TypeUses New Hangers (Included)
Muffler Inlet Diameter (in)3.0
Muffler Material409S Stainless Steel
Muffler Outlet Diameter (in)3.0
Muffler Quantity2
Muffler SeriesBlackheart
Muffler TypeAbsorption
Product TypeHeader-Back Exhaust Systems
Sound LevelAggressive/Moderate
System TypeHeader-Back
Tubing Diameter (in)3.0"
UPC090127135129
Manufacturer Part NumberBH14307
California Proposition 65 Chemical NameChromium (hexavalent compounds)
California Proposition 65 Chemical Name 1Nickel (metallic)
Part NumberBH14307
4

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

Instructions for BH14307
Optional Adapter Pipes (sold separately): 70701317-RHKR - Use with Hooker Exhaust Manifolds 70701315-RHKR (2.5-inch), or 70701316-RHKR - Use with Mid-Length Swap Headers 70701318-RHKR - Use with long-tube headers and 2.5-inch exhaust system BH14306 Requires double hump style crossmember (i.e. 12644HKR or 12644HKR-1) since the factory crossmember doesn't have clearance for dual exhaust.

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