SKU: 57076730169

MACE PERFORMANCE MANIFOLD INSULATOR KIT TO SUIT HOLDEN ALLOYTEC LY7 LE0 LW2 LCA LWR 3.6L V6

Sale price$45.00 Regular price$50.00
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Description

MACE PERFORMANCE MANIFOLD INSULATOR KIT TO SUIT HOLDEN ALLOYTEC LY7 LE0 LW2 LCA LWR 3.6L V6Exclusive to Mace Engineering, here we have our design registered lower manifold insulators to suit the Holden VZ and VE series, fitted with an Alloytec 3. 6L V6. What are manifold insulators and what do they do? Manifold insulators are a thermal insulating spacer that mount betweenyour engine block and intake manifold. Made from a heat blocking composite, our manifold insulators will increase power from your engine by keeping the intake cooler and

Exclusive to Mace Engineering, here we have our design-registered lower manifold insulators to suit the Holden VZ and VE series, fitted with an Alloytec 3.6L V6.

 

What are manifold insulators and what do they do?

Manifold insulators are a thermal insulating spacer that mount betweenyour engine block and intake manifold. Made from a heat blocking composite, our manifold insulators will increase power from your engine by keeping the intake cooler and increase low end torque by increasing runner length.

 

 

But how do manifold insulators keep the intake manifold cooler?

Given our manifold insulators are made from a composite material with a thermal conductivity of 0.29 W/m*K as opposed to aluminium, which has a thermal conductivity of 150 W/m*K; the difference works out to be that aluminium conducts heat 500 times higher than our composite material!

Also, with gaskets often made out of steel (thermal conductivity of 20 W/m-K) placed between the upper and lower manifolds being 0.5mm thick, replacing them with a manifold insulator will conduct up to an amazing 3,448 times less heat depending on the size chosen.

Our composite material also exhibits high stiffness and compressive strength, can withstand temperatures up to 150°C, and has a thermal expansion coefficient very similar to aluminium to increase sealing capabilities. In addition, the spacer can also withstand boosted conditions with ease.

 

Dyno Results:

The following test was conducted on a 2007 model Holden Statesman, with a standard Alloytec 6. Looking at the graph, we can see that power produced down low had increased by a staggering 10%! While power also increased virtually across the entire rev range. Please note that these results don't reflect the true nature of the on road gains given the lack of actual airflow, which further drop inlet temps.

Under normal driving conditions the plenum (upper manifold), with the insulator in place, becomes cool enough to comfortably touch. Unlike before, without the manifold insulator installed under the same driving conditions, making it very difficult to touch without getting burnt!

 

POWER RUN, BEFORE AND AFTER MANIFOLD INSULATOR

 

Key Benefits:

  • Design registered.
  • Reduces charge air temperature resulting in better power consistency and detonation prevention.
  • Power increase with no undesirable side effects.
  • Improved low end torque by increasing runner length.
  • Improved fuel economy.
  • Easy to install.
  • Can be used as a replacement gasket.
  • Reusable.
  • Proven gains at an affordable price.

 

Contents:

  • 1 X Bolt pack(Not included in MI635)
  • 1 X Silicone gasket maker
  • 2 X Manifold insulator

Vehicle Fitment Guide

 

Parts Guide

 

Please select the part number you require from the variation by utilising our vehicle fitment guide and parts guide.

 

Note: Our 25mm manifold insulator kit cannot be installed on MY09.5 vehicles due to obstruction of the water hose.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 57076730169

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Nanou
Port Orchard, US
★★★★★ 5
good toy for heavy chewers
Color: Blue Shark, Size: Medium
My dog loves this toy. It is tough and has a nice squeak. The only thing that bothers me a bit (it doesn't bother the dog) is the plastic tail gets rough with the chewing.
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Reviewed in the United States on June 11, 2026
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Jen
Grantham, US
★★★★★ 5
Just buy it!!!!
Color: Blue Shark, Size: Medium, Color: Blue Shark, Size: Medium
5 stars so far! My beefy boy is obsessed with this toy. He’s a TOUGH chewer. It fits perfectly in his mouth and it’s definitely tough! Feels thick & sturdy, has no weird smell. He loves the squeaker and he’s been (trying) to tear it up non stop since I gave it to him! Lol. He wore himself out. Definitely ordering more. Love the different animals !
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Reviewed in the United States on June 11, 2026
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Rosemarie
Belleville, US
★★★★★ 4
Durable and fun toy
Color: Blue Shark, Size: Medium
My granddog really likes this toy. He is a pit bull mix. The middle is where the squeaker is. Toy is hard plastic and he chewed on it a long time. No damage to toy! The only reason I gave it a 4 and not a 5 is how loud it is bouncing on wood floors. The toy I do recommend. Good size and bright blue color fish.
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Reviewed in the United States on June 5, 2026
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Cheryl Otis
Bozeman, US
★★★★★ 5
TRULY INDESTRUCTIBLE!!!
Color: Blue Shark, Size: Medium, Color: Blue Shark, Size: Medium
This toy is truly indestructible. I have purchased several toys over the past few months, all have been detroyed except for this one. It may not look as pretty now but it is still intact and still squeaks. I highly recommend for anyone with truly aggressive chewers.
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Reviewed in the United States on May 29, 2026
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CHAOS
Whiting, US
★★★★★ 5
Make sure you get this brand. The look alikes are trash!
Very durable and fun! My Pitbull chews on this constantly and loves to have treats or peanut butter, put in the bottom of it as an extra treat. A friend of mine bought a similar looking toy that was destroyed by her pitbull in moments. This one is better quality and has stood the test of this power chewer. The rubber is very thick and he chews it constantly but it stays in tact. It is soft enough to squeak if he gets a hold of it just right, but that’s the rare treat. The size is perfect for my 80 pound boy. I am also able to throw these toys in his pool for him to dive for them. Definitely in great value for the price.
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Reviewed in the United States on March 19, 2026

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