Automotive Heat Shield Guide

How do I keep my car cool? Should I wrap my exhaust to shield the heat from underneath the vehicle? Am I better off shielding the heat from underneath your car? Which heat shield should you use? We get these questions all the time, you are not alone. Don’t worry help is on the way. Like all other high performance products, there are a lot of options which leads to a lot of questions. We offer complete solutions that stress the performance gains of heat protection while provide and improved driving experience with greater comfort.

The diagrams below are meant to guide your walk through the fire, keeping you as cool as possible. The same physics and chemistry apply from your street car, hot rod, track car, or off road rig. All guides feature listings with good, better, and best to help you make the best possible choice for your ride. Generally speaking the “good” heat shield solutions are more budget friendly and go up cost wise from there. This will help you make your ride as cool as possible according to your budget and needs. So let’s start developing your strategy to heat control and performance gains.

More applications will be added, so be sure to check in often. If you have further questions, please check the FAQ section for the product page or contact us.


Click on the "+" sign to reveal the correlating heat shield guide.


Mid Car Under Body

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Exhaust Pipes

Good:

Exhaust Wrap, Black Exhaust wrap

Better:

Lava Exhaust Wrap™ or Cobra Shield™

Best:

Heatshield Armor™

Catalytic Converter

Muffler Armor™ (top half of converter only)

Header/Exhaust Manifold

Good:

Exhaust Wrap

Better:

Lava Exhaust Wrap™ or Cobra Wrap

Best:

Header Armor™

Floorpan

Good:

Thermaflect Cloth™/HP Heatshield Mat

Better:

Lava Shield™ 0.032-inch thick

Best:

HP Sticky Shield™

Starter Motor

HP starter Shield

Lava Shield™ 0.032-inch thick

Lava Starter Shield

HP Sticky Shield™

Transmission Oil Lines/Shift Linkage/Clutch Cables

With 1” of clearance from heat

Good:

Fire Shield Sleeve™

Better:

Hot Rod Sleeve™, Lava Tube™

Best:

Thermaflect Sleeve™

Without 1” clearance from heat

Good:

Fire Shield Sleeve™

Better:

Hot Rod Sleeve: ™

Best:

Lava Tube™
© Heatshield Products, Inc.

Rear Car Under Body

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Muffler

Best:

Muffler Armor™

Above Muffler

Good:

Lava Shield™ (0.032-inch thick)

Best:

HP Sticky Shield™

Fuel Cell/Gas Tank

Good:

HP Heatshield Mat, Lava Shield™ (0.007” thick), Cobra Shield™

Better:

Lava Shield™ (0.032-inch thick)

Best:

HP Sticky Shield™

Exhaust Pipes

Good:

Exhaust Wrap, Black Exhaust Wrap

Better:

Lava Exhaust Wrap™ or Cobra Shield™

Best:

Heatshield Armor™
© Heatshield Products, Inc.

Late Model Underhood

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Wire Harness/AC lines/Fuel Lines/Cables

(With 1” clearance from heat):

Good:

Fire Shield Sleeve™

Better:

Hot Rod Sleeve™, Lava Tube™

Best:

Thermaflect Sleeve™ (Without 1” clearance from heat):

Good:

Fire Shield Sleeve™

Better:

Hot Rod Sleeve: ™ Best: Lava Tube™

Hood

Good:

Thermaflect Cloth™

Better:

Lava Shield™ (0.007” thick)

Best:

Cobra Shield™

Firewall

Better:

Lava Shield™ 0.032-inch thick

Best:

HP Sticky Shield™

ECU/Electronic Box

Good:

Lava Shield™ (0.0320-inch thick)

Best:

HP Sticky Shield™

Air Intake

Thermaflect Sleeve™

Airbox

Good:

Lava Shield™

Better:

Thermaflect Cloth™ or Cobra Shield™

Best:

HP Sticky Shield™

Intake Manifold

I-M Shield

Fuel Rail

FR Shield Kit
© Heatshield Products, Inc.

Interior

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Floor, trans tunnel, firewall

Good:

db Suppressor™ or db Skin™

Better:

db Sniper™ or db Armor™

Best:

db Skin™/db Armor™ with db Sniper™

Behind Door Panel

db Shield™

Outer Door Skin

Good:

db Suppressor™

Better:

db Skin™

Best:

db Armor™

Headliner

Good:

db Suppressor™

Better:

db Skin™

Best:

db Armor™ and HP Stealth Shield™
© Heatshield Products, Inc.

Early Model Underhood

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Firewall

Good:

Thermaflect Cloth™/HP Heatshield Mat

Better:

Lava Shield™ (0.032-inch thick)

Best:

HP Sticky Shield™

Spark Plug Boots

Good:

Insul-Boot™

Better:

Lava Boot Shields™

Best:

HP Boots™

Power Steering Lines

(With 1" if clearance from heat)

Good:

Fire Shield Sleeve™ Better: Hot Rod Sleeve™, Lava Tube™

Best:

Thermaflect Sleeve™ Without 1” clearance from heat)

Good:

Fire Shield Sleeve™

Better:

Hot Rod Sleeve: ™

Best:

Lava Tube™

Radiator Hose

HP Hose Sleeve™

Intake Manifold

I-M Shield Kit™

Master Cylinder

Good:

Inferno Shield™

Best:

Sticky Shield

Hood

Good:

Thermaflect Cloth

Better:

Lava Shield (0.007" thk)

Best:

Cobra Shield

Fuel Lines

(Without 1 of clearance from heat)

Good:

Fire Shield Sleeve™ Better. Hot Rod Sleeve™, Lava Tube™

Best:

Thermaflect Sleeve™ (Without 1 of clearance from heat)

Good:

Fire Shield Sleeve™

Better:

Hot Rod Sleeve: ™

Best:

Lava Tube™
© Heatshield Products, Inc.

Turbo Applications

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Down/Up Pipe

Good:

Inferno Header Wrap™

Best:

Heatshield Armor™

Turbo(Turbine)

Best:

HP Turbo Shield™, Stealth Turbo Shield™, or Lava Turbo Shield™

Turbo Manifold

Good:

Inferno Header Wrap™

Best:

Header Armor™

Intake Manifold

I-M Shield Kit™

Fuel Rail

FR Shield Kit

Air Intake/Intercooler Pipe

Good:

Cool Intake System™

Best:

Thermaflect Sleeve™ with Cool Foil Tape
© Heatshield Products, Inc.
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