Huron Speed V4 COLD-SIDE for 99-13 GM 1500

Huron Speed V4 Cold Side Turbo Kit – 99-13 GM Silverado/Sierra

Updated V4 Cold Side System with Simplified Routing, Universal Fitment, and Complete MAF Options

The Huron Speed V4 Cold Side Turbo Kit has been completely redesigned to improve fitment, simplify installation, and provide maximum flexibility for GM LS truck platforms. This system features cleaner routing, compatibility across multiple body styles, and support for all MAF and speed density configurations.

What’s Included

• 3-piece aluminum cold side piping
• Front mount intercooler
• One-piece bolt-on intercooler mounting bracket
• 50mm blow-off valve flange (pre-welded)
• MAF and IAT provisions (barrel, card-style, or speed density)
• Fabricated aluminum coolant overflow tank
• Radiator fill tee and hose to replace OEM expansion tank
• 4" turbo intake tube with air filter
• Oil feed and drain line kit with fittings
• Coolant line extension fittings
• All required couplers, clamps, and hardware

Key Features

• Simplified Routing Design – No more under-frame routing; cleaner install around the radiator
• Universal Fitment – Fits both Classic and 2007.5-2013 (NNBS) body styles
• MAF or Speed Density Ready – Supports barrel MAF, card-style MAF, or IAT-only setups
• Clean Engine Bay Appearance – Improved layout with better visibility and organization
• Overflow Tank Solution – Replaces bulky OEM expansion tank for added clearance and cleaner install
• T4 & T6 Compatible – Works with both Huron Speed T4 and T6 hot side systems

Important Fitment Notes

• Transmission cooler must be relocated
• Minor trimming of grille and bumper tabs may be required depending on year
• Includes bracket for upgraded Tru-Cool transmission cooler (recommended)

Important Notes

• Cold side kit only – Hot side components not included
• Turbocharger, wastegate, and blow-off valve required to complete system
• Custom tuning required

Fitment

1999-2013 GM Silverado & Sierra (LS-based trucks)

Ideal for customers building or upgrading a turbo system who want a clean, flexible, and proven cold side solution that works across multiple truck platforms.