Home / 1 Pack GM ACDelco 41-100 Iridium Spark Plug 12681662
1 Pack GM ACDelco 41-100 Iridium Spark Plug 12681662
$24.77
Free shipping on all orders.
Qty In Stock: 20
The GM ACDelco 41-100 Iridium Spark Plug 12681662 is designed to deliver superior ignition, enhanced fuel efficiency, and long-lasting performance for automotive applications. Built with advanced iridium technology, this spark plug ensures reliable starts, improved throttle response, and reduced emissions for optimal engine operation.
Features & Benefits:
🔧 Advanced iridium tip for improved durability and longevity
🔧 Enhanced fuel efficiency supports better engine performance
🔧 Reliable ignition for smooth starts and consistent operation
🔧 Designed to reduce emissions for a cleaner environment
Specifications:
Brand & Part Number: GM ACDelco 41-100 (12681662)
Quantity: 1 Pack
Plug Type: Iridium Spark Plug
Thread Size: 14mm
Reach: 26mm (1 in)
Heat Range: 41
Choose GM ACDelco 41-100 spark plug for reliable ignition, enhanced performance, and trusted quality—order today!
Vehicle Compatibility (131 applications)
Part reference: 41100, 41-100
| Year | Make | Model | Trim / Engine |
|---|---|---|---|
| 2006 | Buick | Terraza | |
| 2006 | Buick | Terraza | CROSSOVER SPORT VAN EXTENDED | 3.9L |
| 2006 | Buick | Terraza | CROSSOVER SPORT VAN EXTENDED | 3.9L Flex |
| 2006 | Chevrolet | Impala | |
| 2006 | Chevrolet | Impala | LS | 3.5L |
| 2006 | Chevrolet | Impala | LS | 3.5L Flex |
| 2006 | Chevrolet | Impala | LS | 3.9L |
| 2006 | Chevrolet | Impala | LS | 3.9L Flex |
| 2006 | Chevrolet | Malibu | |
| 2006 | Chevrolet | Malibu | HATCHBACK | 3.5L |
| 2006 | Chevrolet | Malibu | HATCHBACK | 3.5L Flex |
| 2006 | Chevrolet | Malibu | HATCHBACK | 3.9L |
| 2006 | Chevrolet | Monte Carlo | |
| 2006 | Chevrolet | Monte Carlo | LS | 3.5L |
| 2006 | Chevrolet | Monte Carlo | LS | 3.5L Flex |
| 2006 | Chevrolet | Monte Carlo | LS | 3.9L |
| 2006 | Chevrolet | Uplander | |
| 2006 | Chevrolet | Uplander | CROSSOVER SPORT VAN | 3.9L |
| 2006 | Chevrolet | Uplander | CROSSOVER SPORT VAN | 3.9L Flex |
| 2006 | Pontiac | G6 | |
| 2006 | Pontiac | G6 | GT CONVERTIBLE | 3.5L |
| 2006 | Pontiac | G6 | GT CONVERTIBLE | 3.5L Flex |
| 2006 | Pontiac | G6 | GT CONVERTIBLE | 3.9L |
| 2006 | Pontiac | Montana | |
| 2006 | Pontiac | Montana | CROSSOVER SPORT VAN | 3.9L |
| 2006 | Pontiac | Montana | CROSSOVER SPORT VAN | 3.9L Flex |
| 2006 | Saturn | Relay | |
| 2006 | Saturn | Relay | RELAY | 3.9L |
| 2006 | Saturn | Relay | RELAY | 3.9L Flex |
| 2007 | Buick | Terraza | |
| 2007 | Buick | Terraza | CROSSOVER SPORT VAN EXTENDED | 3.9L |
| 2007 | Buick | Terraza | CROSSOVER SPORT VAN EXTENDED | 3.9L Flex |
| 2007 | Chevrolet | Impala | |
| 2007 | Chevrolet | Impala | LS | 3.5L |
| 2007 | Chevrolet | Impala | LS | 3.5L Flex |
| 2007 | Chevrolet | Impala | LS | 3.9L |
| 2007 | Chevrolet | Impala | LS | 3.9L Flex |
| 2007 | Chevrolet | Malibu | |
| 2007 | Chevrolet | Malibu | HATCHBACK | 3.5L |
| 2007 | Chevrolet | Malibu | HATCHBACK | 3.5L Flex |
| 2007 | Chevrolet | Malibu | HATCHBACK | 3.9L |
| 2007 | Chevrolet | Monte Carlo | |
| 2007 | Chevrolet | Monte Carlo | LS | 3.5L |
| 2007 | Chevrolet | Monte Carlo | LS | 3.5L Flex |
| 2007 | Chevrolet | Monte Carlo | LS | 3.9L |
| 2007 | Chevrolet | Uplander | |
| 2007 | Chevrolet | Uplander | CROSSOVER SPORT VAN | 3.9L |
| 2007 | Chevrolet | Uplander | CROSSOVER SPORT VAN | 3.9L Flex |
| 2007 | Pontiac | G6 | |
| 2007 | Pontiac | G6 | GT CONVERTIBLE | 3.5L |
| 2007 | Pontiac | G6 | GT CONVERTIBLE | 3.5L Flex |
| 2007 | Pontiac | G6 | GT CONVERTIBLE | 3.9L |
| 2007 | Pontiac | Montana | |
| 2007 | Pontiac | Montana | CROSSOVER SPORT VAN | 3.9L |
| 2007 | Pontiac | Montana | CROSSOVER SPORT VAN | 3.9L Flex |
| 2007 | Saturn | Aura | |
| 2007 | Saturn | Aura | HYBRID NOTCHBACK | 3.5L |
| 2007 | Saturn | Relay | |
| 2007 | Saturn | Relay | RELAY | 3.9L |
| 2007 | Saturn | Relay | RELAY | 3.9L Flex |
| 2008 | Chevrolet | Impala | |
| 2008 | Chevrolet | Impala | LS | 3.5L |
| 2008 | Chevrolet | Impala | LS | 3.5L Flex |
| 2008 | Chevrolet | Impala | LS | 3.9L |
| 2008 | Chevrolet | Impala | LS | 3.9L Flex |
| 2008 | Chevrolet | Malibu | |
| 2008 | Chevrolet | Malibu | HATCHBACK | 3.5L |
| 2008 | Chevrolet | Malibu | HATCHBACK | 3.5L Flex |
| 2008 | Chevrolet | Malibu | HATCHBACK | 3.9L |
| 2008 | Chevrolet | Uplander | |
| 2008 | Chevrolet | Uplander | CROSSOVER SPORT VAN | 3.9L |
| 2008 | Chevrolet | Uplander | CROSSOVER SPORT VAN | 3.9L Flex |
| 2008 | Pontiac | G6 | |
| 2008 | Pontiac | G6 | GT CONVERTIBLE | 3.5L |
| 2008 | Pontiac | G6 | GT CONVERTIBLE | 3.5L Flex |
| 2008 | Pontiac | G6 | GT CONVERTIBLE | 3.9L |
| 2008 | Pontiac | Montana | |
| 2008 | Pontiac | Montana | CROSSOVER SPORT VAN | 3.9L |
| 2008 | Pontiac | Montana | CROSSOVER SPORT VAN | 3.9L Flex |
| 2008 | Saturn | Aura | |
| 2008 | Saturn | Aura | HYBRID NOTCHBACK | 3.5L |
| 2008 | Saturn | Vue | |
| 2008 | Saturn | Vue | XE AWD | 3.5L |
| 2009 | Buick | Lucerne | |
| 2009 | Buick | Lucerne | CX | 3.9L |
| 2009 | Buick | Lucerne | CX | 3.9L Flex |
| 2009 | Chevrolet | Impala | |
| 2009 | Chevrolet | Impala | LS | 3.5L |
| 2009 | Chevrolet | Impala | LS | 3.5L Flex |
| 2009 | Chevrolet | Impala | LS | 3.9L |
| 2009 | Chevrolet | Impala | LS | 3.9L Flex |
| 2009 | Chevrolet | Malibu | |
| 2009 | Chevrolet | Malibu | HATCHBACK | 3.5L |
| 2009 | Chevrolet | Malibu | HATCHBACK | 3.5L Flex |
| 2009 | Chevrolet | Malibu | HATCHBACK | 3.9L |
| 2009 | Chevrolet | Uplander | |
| 2009 | Chevrolet | Uplander | CROSSOVER SPORT VAN | 3.9L |
| 2009 | Chevrolet | Uplander | CROSSOVER SPORT VAN | 3.9L Flex |
| 2009 | Pontiac | G6 | |
| 2009 | Pontiac | G6 | GT CONVERTIBLE | 3.5L |
| 2009 | Pontiac | G6 | GT CONVERTIBLE | 3.5L Flex |
| 2009 | Pontiac | G6 | GT CONVERTIBLE | 3.9L |
| 2009 | Pontiac | Montana | |
| 2009 | Pontiac | Montana | CROSSOVER SPORT VAN | 3.9L |
| 2009 | Pontiac | Montana | CROSSOVER SPORT VAN | 3.9L Flex |
| 2009 | Saturn | Vue | |
| 2009 | Saturn | Vue | XE AWD | 3.5L |
| 2010 | Buick | Lucerne | |
| 2010 | Buick | Lucerne | CX | 3.9L |
| 2010 | Buick | Lucerne | CX | 3.9L Flex |
| 2010 | Chevrolet | Impala | |
| 2010 | Chevrolet | Impala | LS | 3.5L |
| 2010 | Chevrolet | Impala | LS | 3.5L Flex |
| 2010 | Chevrolet | Impala | LS | 3.9L |
| 2010 | Chevrolet | Impala | LS | 3.9L Flex |
| 2010 | Chevrolet | Malibu | |
| 2010 | Chevrolet | Malibu | HATCHBACK | 3.5L |
| 2010 | Chevrolet | Malibu | HATCHBACK | 3.5L Flex |
| 2010 | Chevrolet | Malibu | HATCHBACK | 3.9L |
| 2010 | Pontiac | G6 | |
| 2010 | Pontiac | G6 | GT CONVERTIBLE | 3.5L |
| 2010 | Pontiac | G6 | GT CONVERTIBLE | 3.5L Flex |
| 2010 | Pontiac | G6 | GT CONVERTIBLE | 3.9L |
| 2011 | Buick | Lucerne | |
| 2011 | Buick | Lucerne | CX | 3.9L |
| 2011 | Buick | Lucerne | CX | 3.9L Flex |
| 2011 | Chevrolet | Impala | |
| 2011 | Chevrolet | Impala | LS | 3.5L |
| 2011 | Chevrolet | Impala | LS | 3.5L Flex |
| 2011 | Chevrolet | Impala | LS | 3.9L |
| 2011 | Chevrolet | Impala | LS | 3.9L Flex |
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.