THE HEAT & SOUND AUTHORITY
PROTECTIVE LINE SLEEVING
What kind of problems are
created by engnine heat?
When engines create power, they
also create heat. Under-hood
components such as wiring, cables,
lines and hoses are susceptible to the
harmful and damaging effects of heat
that can break down mechanisms
prematurely. And it’s not just heat.
Moisture, oil, dirt, road and track
grime are other environmental factors that can cause damage.
Why should I protect my
Protecting a vehicle’s electrical wiring, coolant hoses and other lines
is vital to the overall performance
and operation of any vehicle. This
protection is a relatively inexpensive
preventive measure compared to the
parts and labor costs of replacement.
It can be as simple as covering the
hose or line with products specifically designed to protect them from
the heat and other damage.
With so many different
components doing differ-
ent things, how do I know
which sleeve to use?
DEI offers over a dozen
affordable and highly effective cable, hose and line
From insulating to
reflecting damaging heat, there are
options that feature
and are light weight.
Installation is easy
with sleeving that
simply wraps around
wiring, secures with
hook and loop closure or
How do they work?
Utilizing different types of
braided glass and basalt base
material, the various styles of DEI
sleeves/shrouds protect components
such as wiring, cables, hoses, fuel/
speedometer cables. They work by
reflecting heat away or insulating
from heat, in turn, protect-
ing critical components from
thermal damage. Depending
on your needs, some sleeves
can protect up to 1800°F
direct heat and
also protect from
oil, dirt, road and
What kind of
Choose from the pop-
ular selling DEI Heat
Sheath™, the highly
Series Sleeve with its
stainless-steel outer covering, the
new Vapor Block™ fuel line sleeve or
the extremely light-weight, racing
application, Ultra 47™ Sheath.
DEI has the correct wire, cable, hose
and line solution to protect you from
potential under-hood, heat-related
problems later, when you least
Protection for spark plug wires to
prevent burning and cracking
For more from Design Engineering, Inc.,
go to DesignEngineering.com/TechCorner Available at
Beat the Heat Before It Beats You!
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