LS PERFORMANCE PRODUCTS

We got you covered from mild street to mid-level, or go full race spec with our Boost Ready® options. Built to perform. Engineered to last. Powertrain Products delivers OEM-quality components, precision craftsmanship, and tested reliability—so you get power you can trust, mile after mile.

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LS ENGINE SWAPS

Choose from mild street to mid-level, or go full race-spec with our Boost Ready® engines!

Boost Ready® 370

6.0L LQ4 Engine | 750 HP builds

  • Bored and Diamond Honed to a 370 ci
  • Stock 6.0 LS Crankshaft with ARP Main Bolts
  • Gen IV Rods with ARP Hardware
  • Forged Power Pack Pistons
  • LS9 Head Gaskets
  • Rectangle port Head Castings
  • CHE Trunnion kit
  • Melling High Volume M365 Oil Pump
  • Safely Rated For Turbo or Supercharger Applications up to 750 HP
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Boost Ready® 408

6.0L LQ4 Engine | 900 HP builds

  • Bored and Diamond Honed to a 408 ci
  • Forged 4.0” Stroke 4340 Steel Crankshaft
  • Forged 6.125” 4340 Shot Peened I-Beam Rods with ARP Hardware
  • Forged Power Pack Pistons
  • LS9 Head Gaskets
  • CHE Trunnion kit
  • Melling High Volume M365 Oil Pump
  • Safely Rated For Turbo or Supercharger Applications up to 900 HP
Learn more

Pro Class 408 RS

6.0L LQ4 Engine | 1200 HP builds

  • Bored and Diamond Honed to a 408 ci
  • CALLIES Apex Forged 4340 4.000 in. Stroke 58 Tooth Crankshaft
  • ARP Main Bolts and Head Studs
  • Callies Compstar 6.125 Rods with ARP Hardware
  • Forged Mahle,DSS,JE or
  • Wiseco 4.030 Pistons
  • Cometic Head Gaskets
  • NEW LS3 style rectangle Port Head Castings with custom Powertrain Portwork to improve flow
  • Manley Extreme Duty Valves
  • CHE Precision Shaft Mount Trunnion kit
  • Melling High Volume M365 Oil Pump
  • Safely rated for turbo or supercharger applications up to 1200 HP
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5.3 Street Spec

5.3L LM7 Long Block Engine | 400 HP

  • Remanufactured 5.3 Based on the LM7 Long Block Engine
  • Exceeds OEM Specs with brand new: 24 Tooth Reluctor Wheel, Cathedral Port Heads, M.L.S. Head Gaskets, Improved Oil Pump for increased flow, Oil Pan, and Timing Cover Installed (premium cover upgrade available)
  • Performance SIM Tested to confirm proper operability
  • PPI exclusive profile camshaft installed
  • Improved and new valve train to handle increased cam life and durations
Learn more

6.0 Street Spec

6.0L LQ9 Long Block Engine | 475 HP

  • Remanufactured 6.0 Based on the LQ9 Long Block Engine
  • Exceeds OEM Specs with brand new; 24 Tooth Reluctor Wheel, Cathedral Port Heads, M.L.S. Head Gaskets, Improved Oil Pump for increased flow, Oil Pan, and Timing Cover Installed (premium cover upgrade available)
  • Performance SIM Tested to confirm proper operability
  • PPI exclusive profile camshaft installed
  • Improved and new valve train to handle increased cam life and durations
Learn more

*5.3L horsepower rating based on carbureted engine; Exact horsepower output will vary based on fuel system, tuning and other external factors.

LS PERFORMANCE TRANSMISSIONS

Choose from upgraded stock units to fully race-prepped options, we’ve got the strength and performance your build demands.

Street Spec 4L80E

Ideal for 750 HP builds

  • Pro-valve body
  • Red race clutches
  • Kolene steels
  • H-D sprag
  • Hardened sprag race
  • Hardened forward clutch hub
  • 100% new electronics
  • Smart-tech overrun valve kit
  • 2800-RPM stall
Learn more

Street Spec 6L80E

Ideal for 750 HP builds

  • Pro-valve body
  • Red race clutches
  • Kolene steels
  • H-D sprag
  • Hardened sprag race
  • Hardened forward clutch hub
    100% new electronics
  • Smart-tech overrun valve kit
  • 2800-RPM stall
  • Blue clutches
  • Extreme duty forward clutch - hub
Learn more

Race Spec 4L80E

Ideal for 900 HP builds

  • Red Race Clutches
  • Kolene Steels
  • Pro-Valve Body
  • Billet Pump Rotor
  • New Low Sprag
  • High Capacity 4-5-6 Clutch Kit
  • 1-2-3-4 Billet Piston
  • New GM Techm
Learn more

Race Spec 6L80E

Ideal for 900 HP builds

  • Red Race Clutches
  • Kolene Steels
  • Pro-Valve Body
  • Billet Pump Rotor
  • New Low Sprag
  • High Capacity 4-5-6 Clutch Kit
  • 1-2-3-4 Billet Piston
  • Blue Clutches
  • High Capacity 3-5-R Apply Ring
  • New GM Techm
Learn more

LS ENGINE ACCESSORIES

Oil Pans

  • OE style fitment
  • Traditional high-quality cast aluminum appearance with clean exterior styling
  • Maximum crankshaft stroke - 4.00 inches

Timing Covers

  • Cast aluminum - Upgrade from the plastic OEM covers
  • Available for EFI and Carbureted applications
  • Accommodates both stock and aftermarket water pumps

Valve Covers

  • Cast aluminum 2-piece
  • Maintains factory coil-on-cover ignition
  • Equipped with an internally baffled ventilation system

Drive Kits

  • Available in low, mid, and high-mount
  • Small and compact design
  • Ideal for LS engine swaps

Intake Manifolds

  • Cast aluminum
  • Modular design to accommodate a wide range of
  • EFI and carbureted tops
  • Ideal for N/A or FI engines in the 6.0 to 7.0+ liter range - max power at 7-8k+ RPM

Fuel Management

  • Cast aluminum
  • Modular design to accommodate a wide range of EFI and carbureted tops
  • Ideal for N/A or FI engines in the 6.0 to 7.0+ liter range - max power at 7-8k+ RPM
LS black pan
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holley sniper