Flatline Barriers Low Tunnel Floor Insulation Kit — Fits 1955-1959 GM Truck

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SKU: HMTJ_TABT4033
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Sale price$188.95 Regular price$219.99
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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 Flatline Barriers

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

Watch in action

Premium Low Tunnel Insulation for 1955-1959 GM Trucks

Enhance the comfort and longevity of your 1955-1959 GM truck with the Flatline Barriers Low Tunnel Floor Insulation Kit. Specially crafted for the low tunnel floor configuration, this kit provides a comprehensive solution for managing the heat and noise inherent in classic vehicle interiors. By utilizing advanced aluminum and foam materials, this kit creates a high-performance barrier that keeps your cabin cool and quiet during every journey.

Key Advantages

  • Perfect Fitment: Specifically designed for 1955-1959 GM trucks with low tunnel floors.
  • Radiant Heat Protection: The aluminum facing reflects heat away from the cabin, preventing floorboard hot spots.
  • Noise Suppression: Absorbs road vibrations and engine noise for a smoother, quieter ride.
  • High-Quality Materials: Lightweight, durable, and resistant to moisture and degradation.
  • Easy DIY Installation: Pre-cut for a hassle-free application, saving you time and effort during your restoration.

The 1955-1959 GM trucks are legendary, but they can be challenging to keep comfortable. This insulation kit is the ultimate upgrade to modernize your driving experience without compromising the classic aesthetic. By reducing thermal transfer and dampening sound, you protect your interior from wear and ensure a more enjoyable driving environment. Whether you are finishing a full restoration or just looking to improve your daily driver, this kit delivers professional results. Discover the best in automotive insulation and restoration parts at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Flatline Barriers

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

Watch in action

Premium Low Tunnel Insulation for 1955-1959 GM Trucks

Enhance the comfort and longevity of your 1955-1959 GM truck with the Flatline Barriers Low Tunnel Floor Insulation Kit. Specially crafted for the low tunnel floor configuration, this kit provides a comprehensive solution for managing the heat and noise inherent in classic vehicle interiors. By utilizing advanced aluminum and foam materials, this kit creates a high-performance barrier that keeps your cabin cool and quiet during every journey.

Key Advantages

  • Perfect Fitment: Specifically designed for 1955-1959 GM trucks with low tunnel floors.
  • Radiant Heat Protection: The aluminum facing reflects heat away from the cabin, preventing floorboard hot spots.
  • Noise Suppression: Absorbs road vibrations and engine noise for a smoother, quieter ride.
  • High-Quality Materials: Lightweight, durable, and resistant to moisture and degradation.
  • Easy DIY Installation: Pre-cut for a hassle-free application, saving you time and effort during your restoration.

The 1955-1959 GM trucks are legendary, but they can be challenging to keep comfortable. This insulation kit is the ultimate upgrade to modernize your driving experience without compromising the classic aesthetic. By reducing thermal transfer and dampening sound, you protect your interior from wear and ensure a more enjoyable driving environment. Whether you are finishing a full restoration or just looking to improve your daily driver, this kit delivers professional results. Discover the best in automotive insulation and restoration parts at GGCRACING.

Product Details

Product Description

About Flatline Barriers

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

Watch in action

Premium Low Tunnel Insulation for 1955-1959 GM Trucks

Enhance the comfort and longevity of your 1955-1959 GM truck with the Flatline Barriers Low Tunnel Floor Insulation Kit. Specially crafted for the low tunnel floor configuration, this kit provides a comprehensive solution for managing the heat and noise inherent in classic vehicle interiors. By utilizing advanced aluminum and foam materials, this kit creates a high-performance barrier that keeps your cabin cool and quiet during every journey.

Key Advantages

  • Perfect Fitment: Specifically designed for 1955-1959 GM trucks with low tunnel floors.
  • Radiant Heat Protection: The aluminum facing reflects heat away from the cabin, preventing floorboard hot spots.
  • Noise Suppression: Absorbs road vibrations and engine noise for a smoother, quieter ride.
  • High-Quality Materials: Lightweight, durable, and resistant to moisture and degradation.
  • Easy DIY Installation: Pre-cut for a hassle-free application, saving you time and effort during your restoration.

The 1955-1959 GM trucks are legendary, but they can be challenging to keep comfortable. This insulation kit is the ultimate upgrade to modernize your driving experience without compromising the classic aesthetic. By reducing thermal transfer and dampening sound, you protect your interior from wear and ensure a more enjoyable driving environment. Whether you are finishing a full restoration or just looking to improve your daily driver, this kit delivers professional results. Discover the best in automotive insulation and restoration parts at GGCRACING.

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