Home / 4 Pack Bosch ZR6SII3320 Double Iridium Spark Plugs
4 Pack Bosch ZR6SII3320 Double Iridium Spark Plugs
$78.77
Free shipping on all orders.
Qty In Stock: 20
The Bosch ZR6SII3320 Double Iridium Spark Plugs 4 Pack is designed to deliver superior ignition, enhanced fuel efficiency, and long-lasting performance for automotive applications. Built with advanced iridium technology, these spark plugs provide reliable starts, improved throttle response, and exceptional durability under various driving conditions.
Features & Benefits:
🔧 Includes 4 Bosch ZR6SII3320 double iridium spark plugs for convenient replacement
🔧 Enhanced ignition performance for improved fuel efficiency and power
🔧 Durable iridium center and ground electrodes resist wear and fouling
🔧 Designed for optimal heat transfer and consistent performance in all conditions
Specifications:
Brand & Part Number: Bosch ZR6SII3320
Quantity: 4 Pack
Plug Type: Double Iridium Spark Plug
Thread Size: 14mm
Reach: 26.5mm (1.04 in)
Hex Size: 16mm (5/8 in)
Heat Range: 6
Seat Type: Gasket
Resistor: Yes
Choose Bosch ZR6SII3320 spark plugs for reliable ignition, enhanced performance, and trusted quality—order this 4 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.
