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Denso
2 Pack Denso 5376 Iridium Power Spark Plugs IX24B
Part number 5376
$37.77
2-pack · $18.89 each · Free shipping
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The Denso 5376 Iridium Power Spark Plug (IX24B) is crafted for high-performance and forced-induction engines that demand a colder heat range and precise ignition control. With its fine-wire iridium electrode and durable construction, it delivers excellent combustion stability, reduced fouling, and extended plug life under extreme operating conditions.
Features & Benefits:
🔧 Iridium tip ensures stable spark and long service life
🔧 Cold heat range ideal for turbocharged engines
🔧 Designed to resist fouling in high-compression setups
🔧 Pre-gapped for hassle-free installation
Specifications:
Brand & Part Number: Denso 5376 (IX24B)
Material: Iridium
Thread Size: 14mm
Reach: 19mm (0.75 in)
Hex Size: 16mm
Heat Range: 24
Seat Type: Gasket
Resistor: Yes
Gap: 0.8mm (0.031 in)
Choose Denso IX24B Iridium Power for maximum reliability and ignition precision in high-performance applications—order now!
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At TXN Supply, we're driven by a passion for quality and reliability. Whether you're a DIY mechanic, an automotive professional, or just looking for top-notch essentials, we provide premium spark plugs, oil filters, fluids, and more from trusted brands like Champion, NGK, and ACDelco.
Our mission is simple: to deliver high-quality auto parts and everyday must-haves with fast shipping and great prices!
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Shipping Info
Free shipping on every US order. In-stock parts typically ship within 1 business day from Texas.
Returns
30-day returns on unused parts in original packaging. Wrong or defective items are replaced or refunded. See the return policy.
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Yes. TXN Supply Co sells new parts from trusted OEM-quality brands — not remanufactured cores.
How fast will my order ship?
In-stock orders ship within 1 business day. Delivery time depends on your ZIP; most US addresses arrive in 2–5 business days.
What is your return policy?
Unused items can be returned within 30 days in original packaging. Customer-initiated returns may include a restocking fee and return shipping.
