OE Quality
60-Day Returns

Standard Ignition SPP118E Direct Ignition Coil Boot
Overview of Standard Ignition Direct Ignition Coil Boot
The Standard Ignition Direct Ignition Coil Boot SPP118E is designed to provide reliable ignition performance for select Subaru models. Engineered with durable silicone material and a straight boot configuration, this ignition coil boot ensures a secure connection and optimal spark delivery.
- Straight boot configuration for precise fitment
- Includes spring for enhanced electrical contact
- Constructed from high-quality silicone for heat and wear resistance
- O.E.M. replacement part ensuring compatibility and performance
- Sold per vehicle requirement of six boots
Product Details and Specifications
This ignition coil boot by Standard Ignition is crafted from silicone, a material known for its flexibility and resistance to high temperatures, which is critical in ignition system components. The straight boot design facilitates a direct and secure connection between the ignition coil and spark plug. Included with the boot is a spring that maintains consistent electrical contact, helping to prevent misfires and ignition issues. The part number SPP118E corresponds to an O.E.M. replacement, making it suitable for maintaining factory specifications and performance.
Compatible Subaru Models
This ignition coil boot is compatible with the following Subaru vehicles: B9 Tribeca, Legacy, Outback, and Tribeca. It is important to replace all six boots per vehicle requirements to ensure balanced ignition performance across all cylinders.
Common Applications and Issues Addressed
- Prevents ignition misfires caused by worn or damaged coil boots
- Reduces electrical arcing and improves spark plug connection
- Maintains ignition system integrity under high engine temperatures
- Helps restore engine performance and fuel efficiency
- Addresses rough idling and starting difficulties related to ignition coil boot failure
Installation Notes and Tips
When installing the Standard Ignition SPP118E coil boots, ensure the engine is cool to avoid burns. Carefully remove old boots without damaging the ignition coils or spark plugs. Confirm that the spring is properly seated inside the boot to maintain electrical contact. Replace all six boots simultaneously to maintain consistent ignition performance across all cylinders.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed O.E.M. standards, ensuring reliable fit and function. The SPP118E ignition coil boot is backed by Standard Ignition's quality assurance processes. Please refer to Standard Ignition's official warranty policy for specific coverage details.
| Brand | Standard Ignition |
| Part Number | SPP118E |
| Boot Configuration | Straight |
| Content | Includes spring |
| O.E.M. Replacement | Yes |
| Part Material | Silicone |
| Per Vehicle Requirement | 6 |
This part fits 38 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2018 | Subaru | Legacy | 3.6L | H6 | N/A | |
| 2018 | Subaru | Outback | 3.6L | H6 | N/A | |
| 2017 | Subaru | Legacy | 3.6L | H6 | N/A | |
| 2017 | Subaru | Outback | 3.6L | H6 | N/A | |
| 2016 | Subaru | Legacy | 3.6L | H6 | N/A | |
| 2016 | Subaru | Outback | 3.6L | H6 | N/A | |
| 2015 | Subaru | Legacy | 3.6L | H6 | N/A | |
| 2015 | Subaru | Outback | 3.6L | H6 | N/A | |
| 2014 | Subaru | Legacy | 3.6L | H6 | N/A | |
| 2014 | Subaru | Outback | 3.6L | H6 | N/A | |
| 2014 | Subaru | Tribeca | 3.6L | H6 | N/A | |
| 2013 | Subaru | Legacy | 3.6L | H6 | N/A | |
| 2013 | Subaru | Outback | 3.6L | H6 | N/A | |
| 2013 | Subaru | Tribeca | 3.6L | H6 | N/A | |
| 2012 | Subaru | Legacy | 3.6L | H6 | N/A | |
| 2012 | Subaru | Outback | 3.6L | H6 | N/A | |
| 2012 | Subaru | Tribeca | 3.6L | H6 | N/A | |
| 2011 | Subaru | Legacy | 3.6L | H6 | N/A | |
| 2011 | Subaru | Outback | 3.6L | H6 | N/A | |
| 2011 | Subaru | Tribeca | 3.6L | H6 | N/A | |
| 2010 | Subaru | Legacy | 3.6L | H6 | N/A | |
| 2010 | Subaru | Outback | 3.6L | H6 | N/A | |
| 2010 | Subaru | Tribeca | 3.6L | H6 | N/A | |
| 2009 | Subaru | Legacy | 3.0L | H6 | N/A | |
| 2009 | Subaru | Outback | 3.0L | H6 | N/A | |
| 2009 | Subaru | Tribeca | 3.6L | H6 | N/A | |
| 2008 | Subaru | Legacy | 3.0L | H6 | N/A | |
| 2008 | Subaru | Outback | 3.0L | H6 | N/A | |
| 2008 | Subaru | Tribeca | 3.6L | H6 | N/A | |
| 2007 | Subaru | B9 Tribeca | 3.0L | H6 | N/A | |
| 2007 | Subaru | Outback | 3.0L | H6 | N/A | |
| 2006 | Subaru | B9 Tribeca | 3.0L | H6 | N/A | |
| 2006 | Subaru | Outback | 3.0L | H6 | N/A | |
| 2005 | Subaru | Outback | 3.0L | H6 | N/A | |
| 2004 | Subaru | Outback | 3.0L | H6 | N/A | |
| 2003 | Subaru | Outback | 3.0L | H6 | N/A | |
| 2002 | Subaru | Outback | 3.0L | H6 | N/A | |
| 2001 | Subaru | Outback | 3.0L | H6 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.