Home / 2020-2026 Chevrolet Silverado 3500 HD 6.6L ACDelco Iridium Spark Plugs - 8 Pack
2020-2026 Chevrolet Silverado 3500 HD 6.6L ACDelco Iridium Spark Plugs - 8 Pack
$102.77
Free shipping on all orders.
Qty In Stock: 20
The 2020-2026 Chevrolet Silverado 3500 HD 6.6L ACDelco Iridium Spark Plugs 8 Pack is designed for dependable ignition, delivering efficient combustion, reliable starts, and long-lasting durability for automotive engine applications. Built for reliable performance and convenient replacement, this item helps support smooth engine operation with trusted ACDelco quality and dependable spark performance.
Features & Benefits:
🔧 Includes 8 ACDelco iridium spark plugs for convenient complete-set replacement
🔧 Iridium construction helps support consistent spark output and extended service life
🔧 Promotes efficient combustion and smooth engine operation
🔧 Trusted ACDelco engineering for dependable everyday ignition performance
Specifications:
Brand & Part Number: ACDelco
Quantity: 8 Pack
Product Type: Iridium Spark Plugs
Application: Automotive - 2020-2026 Chevrolet Silverado 3500 HD 6.6L
Electrode Material: Iridium
Choose ACDelco Iridium Spark Plugs for reliable performance, convenient replacement, and trusted quality—order this 8 pack today!
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.
How do I confirm this part fits?
Match the brand and part number to your vehicle, or use the Parts Finder on the homepage. Contact us before ordering if you are unsure.
Are these parts new?
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.
