ICT Billet Turbo Oil Supply Adapter M16-1.5 to -4AN — Fits GM LS-Series

SKU: HXXG_AN816-04-M16
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About ICT Billet ICT Billet engineers high-quality automotive parts and ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About ICT Billet

ICT Billet engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full ICT Billet lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Turbo Oil Feed Solutions for LS Engines

Simplify your turbocharger installation with the ICT Billet Turbo Oil Supply Adapter. This precision-machined adapter converts the factory M16-1.5 port on your GM LS-Series engine block into a standard -4AN male fitting, making it easy to connect your turbo oil feed line. It is an essential component for any LS-based turbo build.

Precision Fitment and Reliability

Each adapter is crafted from high-quality aluminum and includes a crush washer to ensure a leak-free seal every time. The natural finish provides a clean look, while the robust design ensures it can withstand the high temperatures and pressures associated with turbocharging. ICT Billet is a leader in LS swap components, providing the parts you need to get your project on the road.

  • Converts M16-1.5 port to -4AN male
  • Designed specifically for GM LS-Series engines
  • Includes crush washer for a reliable seal
  • High-quality aluminum construction
  • Ideal for turbo oil supply lines
  • Easy, bolt-on installation

When adding a turbocharger to your LS engine, getting the oil supply right is critical for turbo longevity. Don't settle for inferior fittings that may leak or fail. Trust the high-quality adapters and performance parts available at GGCRACING to keep your turbo build running smoothly and reliably.

Product Details

Product Description
Part Numbers
Sizing & Fit

About ICT Billet

ICT Billet engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full ICT Billet lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Turbo Oil Feed Solutions for LS Engines

Simplify your turbocharger installation with the ICT Billet Turbo Oil Supply Adapter. This precision-machined adapter converts the factory M16-1.5 port on your GM LS-Series engine block into a standard -4AN male fitting, making it easy to connect your turbo oil feed line. It is an essential component for any LS-based turbo build.

Precision Fitment and Reliability

Each adapter is crafted from high-quality aluminum and includes a crush washer to ensure a leak-free seal every time. The natural finish provides a clean look, while the robust design ensures it can withstand the high temperatures and pressures associated with turbocharging. ICT Billet is a leader in LS swap components, providing the parts you need to get your project on the road.

  • Converts M16-1.5 port to -4AN male
  • Designed specifically for GM LS-Series engines
  • Includes crush washer for a reliable seal
  • High-quality aluminum construction
  • Ideal for turbo oil supply lines
  • Easy, bolt-on installation

When adding a turbocharger to your LS engine, getting the oil supply right is critical for turbo longevity. Don't settle for inferior fittings that may leak or fail. Trust the high-quality adapters and performance parts available at GGCRACING to keep your turbo build running smoothly and reliably.

Product Details

Product Description

About ICT Billet

ICT Billet engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full ICT Billet lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Turbo Oil Feed Solutions for LS Engines

Simplify your turbocharger installation with the ICT Billet Turbo Oil Supply Adapter. This precision-machined adapter converts the factory M16-1.5 port on your GM LS-Series engine block into a standard -4AN male fitting, making it easy to connect your turbo oil feed line. It is an essential component for any LS-based turbo build.

Precision Fitment and Reliability

Each adapter is crafted from high-quality aluminum and includes a crush washer to ensure a leak-free seal every time. The natural finish provides a clean look, while the robust design ensures it can withstand the high temperatures and pressures associated with turbocharging. ICT Billet is a leader in LS swap components, providing the parts you need to get your project on the road.

  • Converts M16-1.5 port to -4AN male
  • Designed specifically for GM LS-Series engines
  • Includes crush washer for a reliable seal
  • High-quality aluminum construction
  • Ideal for turbo oil supply lines
  • Easy, bolt-on installation

When adding a turbocharger to your LS engine, getting the oil supply right is critical for turbo longevity. Don't settle for inferior fittings that may leak or fail. Trust the high-quality adapters and performance parts available at GGCRACING to keep your turbo build running smoothly and reliably.

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