GM Throttle body for the LFX and LFW engines. We use and recommend GM throttle bodies to replace your old one as aftermarket units do not last. Fitting and pickup are available in-store.

The GM Genuine Fuel Injection Throttle Body is a GM-recommended replacement for your vehicle's original component. It is located on the intake manifold, and contains the throttle plate(s) that control the air entering the engine. The throttle body also houses the fuel injector(s) on Throttle Body Injection (TBI) or Central Fuel Injection (CFI) systems. This original equipment fuel injection throttle body has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Features & Benefits:
GM-recommended replacement part for your GM vehicle's original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

Standard Throttle Body To Suit:Holden GM V6 (VZ VE VF) Captiva, Caprice, Statesman, Adventra, Rodeo, Colorado, Omega, SV6, Berlina, Evoke, Commodore, LY7 LEO LCA LU1 LCA LFW LF1 LLT LFX LGX 3.6L V6 3.0l V6 Alloytec SIDI 12615503, 12595829, 12618735, 217-3150, TBO-051 THRB-HLN001
 
Part
System
Other Symptoms
Throttle Body
Fuel & Air
Dirty / Sticky Butterfly Plate (Use Throttle Body Cleaner)
Mass Air Flow Sensor
Exhaust & Emission
Difficulty Starting or Turning Engine
Air Filter
Fuel & Air
Dark Filter Media
Debris in Filter or Filter Box (Change every year!)
Fuel Injector
Fuel & Air
Fuel Odor
Decreased Fuel Economy
Engine Misfire (Use Fuel System Cleaner)
Vacuum Hose / Connector
Hoses / Lines & Clamps
Hissing, Squealing or Sucking Sound from Cracked Connector or Hose (Use a Vacuum Tester)
Spark Plug or Spark Plug Wire or Ignition Coil
Ignition
Increase in Exhaust Emissions
Visible Wire Damage
Oil Leak
Accelerator Pedal Position Sensor
Interior
Limp Mode
No / Delayed Pedal Response
 
 
GM GENUINE 12670981 Specifications
Adjustable
No
Bore Diameter (IN)
2.83
Bore Diameter (MM)
72
Fuel Injectors Included
No
Fuel System Grade
Regular
Fuel System Injection Type
Spark Ignition Direct Injection
Fuel System Type
Direct Injection
Gasket or Seal Included
No
Idle Air Control Motor Included
Yes
Inlet Diameter (IN)
3.07
Inlet Diameter (MM)
78
Inlet Header Length (MM)
74.38
Inlet Type
Straight
Mounting Hardware Included
No
Original Equipment Replacement
Yes
Outlet Diameter (IN)
2.87
Outlet Diameter (MM)
73
Outlet Quantity
1
Outlet Type
Flanged
Programming Required
Yes
Throttle Body Finish
Natural
Throttle Body Material
Aluminum
Throttle Body Spacer Included
No
Throttle Position Sensor Included
Yes
Venturi Quantity
1