GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS
GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS

GM LS1, LS2, LS6 - Individual Throttle Body Kit (ITB) Intake with CARBON PLENUM - Gen 3 LS

¥486,700
/
  • World Wide Shipping available.
  • Assembled & Customised to order.

ITB Intake Kit for all Gen3 & Gen4 LS Engines with Cathedral Port Heads.

Fits LS1, LS2, LS6, LM4, LM7, LQ4, LQ9, LY2, LY5 etc.

Also known as Velocity Stacks or Trumpets.

Performance

  • 50+WHP (~60-65HP AT FLYWHEEL) INCREASE OF OEM INTAKE
  • SMOOTH LOW-RPM DRIVABILITY - SOME CUSTOMERS HAVE BEEN DAILY DRIVING FOR 3 YEARS+
  • 7 INCH (180mm) MANIFOLD RUNNER LENGTH FOR IMPROVED TORQUE
  • AMAZING DEEP INDUCTION SOUND.
  • NITROUS COMPATIBILITY VIA TOP MOUNT PORTS. CAN ALSO BE USED FOR E85 OR RACE FUELS FOR ADDITINAL POWER.
  • 51MM THROTTLE BODY OPENINGS x8 FOR UNMATCHED AIR FLOW OVER ANY OTHER INTAKE. 

Comes with Low and High mount injector port options to allow nitrous or different fuel rail heights. The high mount option provided impressive increased gains when using E85 (100 Octane) fuel. 

Contents



Included in the kit:

  • Complete Bolt-On ITB Kit.
    • 8x Manifold Runners & Trumpets.
    • 8x Pre-Assembled Throttle Bodies.
    • Linkage Mechanism & Adjuster Screws
    • Vacuum Block, Hose Fittings and Silicone Hose.
  • 2x Aluminium Injector Rails for High-Mount Ports
  • 8x Injector Plugs to block off unused ports. 
  • Optional: Carbon Plenum & Backing Plate (Trumpets include flanges for backing plate)
  • Optional: Drive-By-Wire actuator. (Kit will be setup for DBW and not cable throttle)
  • Optional upon request: Base tuning file to suit OEM ECU with HPTuners (Additional tuning recommended) 

This is a complete kit that utilises the factory equipment such as TPS, IAC, Fuel Rail and Fuel Injectors and ECU. 

Installation

Video Installation Instructions provided, can be assembled with limited mechanical knowledge and basic hand tools.

Requires the use of a  Air Flow Balancer to balance the throttles upon installation. 

The factory ECU must be be tuned using a software with Alpha-N such as HPTuners to utilise this kit. Base Maps can be provided upon request. Professional tuning recommended. 

Note: See diagram images with dimensions to verify bonnet clearance for your vehicle.



Specification

  • All throttle bodies and linkage parts are precision CNC machined from 6061 Billet Aluminium. 
  • Center-less ground 12L14 Steel Shafts with Sealed Ball Bearings
  • High Precisions 7-Degree Brass throttle plates
  • 51mm throttles @ 469CFM flow each. 
  • Spun Aluminium Velocity stacks with parabolic rolled edge for maximum flow with minimal turbulance. 
  • Designed by RHD Engineering. 

One year return policy.

Direct Transfer Payment available. Contact Us.

(See Warranty & Returns Page for more details)

Holden ITB Intake, Chevrolet, General Motors, LS, Chevy, Camaro, Pontiac






Most of our products are made-to-order before being shipped out.

This product is for off-road use only.

Redux Racing is not responsible for damage to your car or engine, or resultant injuries to persons.

Use at your own risk.

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Customer Reviews

Based on 20 reviews
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R
Roger 68
Ls3 awesome idle

Installed on my ls3 It does everything advertised no more trying to die out when you come off the throttle and response is insane great system getting ready to order one for my 32 3 window ls6

User picture
y
yhvip@naver.com
e39 m54 engine?

I want to install on e39.
Is it possible for the e39 m54 engine?

f
flavien VILLIERS
the last pièce for my engine m20b31

I have just received and installed the itb on my m20, the quality is top notch, very nice manufacturing, perfect fit, and beautiful final result.Very happy.I will complete when tuning will Be done

User picture User picture User picture
B
Ben P.
Mint !

These are great, clear instructions and Andreas specifically was really helpful when i had questions.

f
francisco crespo
Dreams do come true

Great product, design, functionality and customer service. Running ITbs alongside a GT35r making all the noises and power, loving it.

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123

Assembled In-House

Every kit is designed and assembled in our workshop to ensure it matches our strict standards and performs perfectly.

Proven & tested

Street, drags, show and track, since 2012 our kits have clocked thousands of laps and millions of miles.

money back guarantee

If you're not 100% satisfied you can send it back for a full refund, including shipping costs, for 12 months after purchase.

LS1 ITB Kit

SEMA 2022 & 2023.

Let the crowd decide. 2023 @Built.By.Rich and 2022 @goodshow_aa

BMW M42 ITB Kit
perfected for performance

Thousands of hours of research, hundreds of designs and dozens of tested vehicles, we make sure all and every kit performs to a world class standard.

smoother idle

By eliminating cylinder cross-talk, very aggressive cams can be run without low RPM stalling and with reduced lumpiness.

Instant throttle response

By giving the intake air a short and direct path into the chamber, the throttle response becomes lightning quick.

increased power

By allowing each cylinder to consume the same and maximum amount of air, your engine can be run at its optimum performance.

GM LS3 ITB KIT
Engineered with precision.

Each model kit has undergone serious testing with proven results

BMW M50 / M52 ITB Kit
Designed with Intention

Every kit bolts directly on, no fabrication and no additional brackets required.

Easily assembled with basic hand tools, be up and running in a matter of hours.

BUILD IT RIGHT WITH:

ITB INTAKE KITS
DRIVETRAIN
VALVETRAIN
ITB PACKAGES

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