Koyorad SK-C13 Red High Performance Radiator Cap

★★★★★ 4.9 77 reviews

$50.07
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$50.07
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Free shipping Free 30-day returns

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Product details

Management number 215310163 Release Date 2026/04/12 List Price $20.03 Model Number 215310163
Category

Extract every ounce of cooling efficiency from Koyorad All Aluminum Performance Radiators with a genuine Koyorad Hyper Cap! This Koyorad Hyper Cap withstands an increased valve pressure rating of 1.3kgf/cm2 (1.3 bar) (18.9 psi) (130 kPa) which increases the boiling point of water and relieves high performance engines of excessive heat. A genuine Koyorad Hyper Cap is reco millimeter ended for use with every Koyorad All Aluminum Performance Radiator (when applicable). This Koyorad Hyper Cap is manufactured in Japan from high quality components to ensure longevity and performance from your Koyorad Racing radiator. Why is increased Pressure Better? It's simple. When water is pressurized, its natural boiling point is increased. Most modern vehicles are equipped with a 0.9 Bar pressure cap. Koyorad's Hyper Cap is rated at 1.3 Bar which increases the boiling temperature of your coolant to 267.80 degrees Fahrenheit. That is nearly a 56 degree increase over water's normal boiling point. By increasing the boiling point of water, an engine's cooling system will have the added heat capacity, maximizing performance under ever-changing Racing conditions.

  • Type A
  • 1.3 Bar
  • Red
Color Red
Brand Name Koyorad
Style Name Modern
Closure Type Twist-On
Manufacturer Koyorad
Model Number SK-C13
Material Type Aluminum
Exterior Finish Aluminum
Item Dimensions 4 x 3.25 x 1.25 inches
Manufacturer Part Number SK-C13

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4.9 out of 5
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77 ratings | 32 reviews
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