• 8mm Spiro Pro wires are engineered to deliver superior performance with unsurpassed quality.
  
  
• They are the top choice amongst racers and enthusiasts alike with heat protection up to 600° F and 65,000 volts of dielectric strength.
  
  
• 8.0 mm Outer Silicone Jacket
  
  
• Rated up to 65K Volts
  
  
• Heat resistant to 600 Degrees
  
  
• Silicone inner core provides added heat protection and superior flexibility throughout its lifetime
  
  
• 350 ohms per foot
  
  
• Highly conductive stainless steel spiral wound core
  
  
• Superior RFI / EMI suppression for applications with CD or electronic ignitions, on board computers, stereos or pit radios
  
  
• Taylor low profile Silicone Pro Boots
  
  
• Double spring lock spark plug terminals
  
  
• Universal Fit sets and will require cutting to fit, terminating, and booting the distributor end

• Extra-long wire sets with only one spark plug terminal and boots attached per lead.
  
  
• Cut each wire to length and attach distributor/coil terminal and boot.
  
  
• All sets come with both HEI and Socket Style boots and terminals in the kit.
  
  
• Other types of distributor/coil boot and terminal kits are available.

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

Shipping Class	Order Value	Shipping Cost
UPS Ground	$0 - 49.99	$6.99 flat rate
UPS Ground	$50 - 98.99	$7.49 flat rate
UPS Ground	$99+	Free

• At this time, PerTronix does not offer expedited shipping options from our website.
  
  
• All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  
  
• PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.
  
  
• Once an item has tracking info, it cannot be cancelled. If you decide you don’t want the items after shipment, please take receipt of the item and process it via our return policy. Thank you for understanding!

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Warranty

• Taylor Spiro Pro, ThunderVolt, StreetThunder and High Energy Spark Plug Wires - Lifetime

Limited Warranty

PerTronix, LLC warrants to the original Purchaser that its products shall be free from defects in material and workmanship for a period, as specified above, from the day of purchase. This warranty covers the replacement/repair of the product only and does not cover the cost of removal and installation.

Should a part become defective it should be returned to the original selling retailer and must be accompanied with the sales receipt.
If there is no retailer in your area, call the factory for a return authorization and return your part prepaid to the factory for inspection. The manufacturer reserves the right to replace or repair the alleged defective part and return the part freight collect.