Home / 1 Pack Genuine GM ACDelco Iridium Spark Plug 41-156
1 Pack Genuine GM ACDelco Iridium Spark Plug 41-156
$21.77
Free shipping on all orders.
Qty In Stock: 20
The Genuine GM ACDelco Iridium Spark Plug 41-156 is designed to deliver superior ignition, enhanced fuel efficiency, and long-lasting performance for automotive applications. Built with ACDelco's trusted technology, this spark plug ensures reliable starts, optimal combustion, and consistent engine performance under various conditions.
Features & Benefits:
🔧 Features iridium center electrode for improved durability and performance
🔧 Provides excellent spark for reliable ignition and efficient fuel combustion
🔧 Designed to withstand high temperatures and resist wear
🔧 Engineered for optimal heat transfer and consistent performance
Specifications:
Brand & Part Number: ACDelco 41-156
Quantity: 1 Pack
Plug Type: Iridium Spark Plug
Thread Size: 14mm
Reach: 26.5mm (1.04 in)
Heat Range: 6
Seat Type: Gasket
Resistor: Yes
Choose ACDelco 41-156 spark plug for reliable ignition, enhanced performance, and trusted quality—order today!
Vehicle Compatibility (102 applications)
Part reference: 41156, 41-156
| Year | Make | Model | Trim / Engine |
|---|---|---|---|
| 2020 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 4.3L |
| 2020 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 5.3L |
| 2020 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 6.2L |
| 2020 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 6.6L |
| 2020 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 8 Cyl5.3L |
| 2020 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 4.3L |
| 2020 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 5.3L |
| 2020 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 6.2L |
| 2020 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 6.6L |
| 2020 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 8 Cyl5.3L |
| 2021 | Cadillac | Escalade | 1/2 TON | 5.3L |
| 2021 | Cadillac | Escalade | 1/2 TON | 6.2L |
| 2021 | Chevrolet | Camaro | CONVERTIBLE 1SS | 6.2L |
| 2021 | Chevrolet | Express | 1 TON CARGO EXPRESS | 4.3L |
| 2021 | Chevrolet | Express | 1 TON CARGO EXPRESS | 6.6L |
| 2021 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 4.3L |
| 2021 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 5.3L |
| 2021 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 6.2L |
| 2021 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 6.6L |
| 2021 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 8 Cyl5.3L |
| 2021 | Chevrolet | Suburban | 1/2 TON | 5.3L |
| 2021 | Chevrolet | Suburban | 1/2 TON | 6.2L |
| 2021 | Chevrolet | Tahoe | 1/2 TON | 5.3L |
| 2021 | Chevrolet | Tahoe | 1/2 TON | 6.2L |
| 2021 | GMC | Savana | 1 TON CARGO SAVANA | 4.3L |
| 2021 | GMC | Savana | 1 TON CARGO SAVANA | 6.6L |
| 2021 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 4.3L |
| 2021 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 5.3L |
| 2021 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 6.2L |
| 2021 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 6.6L |
| 2021 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 8 Cyl5.3L |
| 2021 | GMC | Yukon | 1/2 TON | 5.3L |
| 2021 | GMC | Yukon | 1/2 TON | 6.2L |
| 2022 | Cadillac | Escalade | 1/2 TON | 5.3L |
| 2022 | Cadillac | Escalade | 1/2 TON | 6.2L |
| 2022 | Chevrolet | Camaro | CONVERTIBLE 1SS | 6.2L |
| 2022 | Chevrolet | Express | 1 TON CARGO EXPRESS | 4.3L |
| 2022 | Chevrolet | Express | 1 TON CARGO EXPRESS | 6.6L |
| 2022 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 4.3L |
| 2022 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 5.3L |
| 2022 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 6.2L |
| 2022 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 6.6L |
| 2022 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 8 Cyl5.3L |
| 2022 | Chevrolet | Suburban | 1/2 TON | 5.3L |
| 2022 | Chevrolet | Suburban | 1/2 TON | 6.2L |
| 2022 | Chevrolet | Tahoe | 1/2 TON | 5.3L |
| 2022 | Chevrolet | Tahoe | 1/2 TON | 6.2L |
| 2022 | GMC | Savana | 1 TON CARGO SAVANA | 4.3L |
| 2022 | GMC | Savana | 1 TON CARGO SAVANA | 6.6L |
| 2022 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 4.3L |
| 2022 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 5.3L |
| 2022 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 6.2L |
| 2022 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 6.6L |
| 2022 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 8 Cyl5.3L |
| 2022 | GMC | Yukon | 1/2 TON | 5.3L |
| 2022 | GMC | Yukon | 1/2 TON | 6.2L |
| 2023 | Cadillac | Escalade | 1/2 TON | 5.3L |
| 2023 | Cadillac | Escalade | 1/2 TON | 6.2L |
| 2023 | Chevrolet | Camaro | CONVERTIBLE 1SS | 6.2L |
| 2023 | Chevrolet | Express | 1 TON CARGO EXPRESS | 4.3L |
| 2023 | Chevrolet | Express | 1 TON CARGO EXPRESS | 6.6L |
| 2023 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 4.3L |
| 2023 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 5.3L |
| 2023 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 6.2L |
| 2023 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 6.6L |
| 2023 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 8 Cyl5.3L |
| 2023 | Chevrolet | Suburban | 1/2 TON | 5.3L |
| 2023 | Chevrolet | Suburban | 1/2 TON | 6.2L |
| 2023 | Chevrolet | Tahoe | 1/2 TON | 5.3L |
| 2023 | Chevrolet | Tahoe | 1/2 TON | 6.2L |
| 2023 | GMC | Savana | 1 TON CARGO SAVANA | 4.3L |
| 2023 | GMC | Savana | 1 TON CARGO SAVANA | 6.6L |
| 2023 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 4.3L |
| 2023 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 5.3L |
| 2023 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 6.2L |
| 2023 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 6.6L |
| 2023 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 8 Cyl5.3L |
| 2023 | GMC | Yukon | 1/2 TON | 5.3L |
| 2023 | GMC | Yukon | 1/2 TON | 6.2L |
| 2024 | Cadillac | Escalade | 1/2 TON | 5.3L |
| 2024 | Cadillac | Escalade | 1/2 TON | 6.2L |
| 2024 | Chevrolet | Camaro | CONVERTIBLE 1SS | 6.2L |
| 2024 | Chevrolet | Express | 1 TON CARGO EXPRESS | 4.3L |
| 2024 | Chevrolet | Express | 1 TON CARGO EXPRESS | 6.6L |
| 2024 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 4.3L |
| 2024 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 5.3L |
| 2024 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 6.2L |
| 2024 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 6.6L |
| 2024 | Chevrolet | Silverado | 1 TON CREW CAB 6'6" BOX 1 TON | 8 Cyl5.3L |
| 2024 | Chevrolet | Suburban | 1/2 TON | 5.3L |
| 2024 | Chevrolet | Suburban | 1/2 TON | 6.2L |
| 2024 | Chevrolet | Tahoe | 1/2 TON | 5.3L |
| 2024 | Chevrolet | Tahoe | 1/2 TON | 6.2L |
| 2024 | GMC | Savana | 1 TON CARGO SAVANA | 4.3L |
| 2024 | GMC | Savana | 1 TON CARGO SAVANA | 6.6L |
| 2024 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 4.3L |
| 2024 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 5.3L |
| 2024 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 6.2L |
| 2024 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 6.6L |
| 2024 | GMC | Sierra | CREW CAB 1 TON CHASSIS 137.0 | 8 Cyl5.3L |
| 2024 | GMC | Yukon | 1/2 TON | 5.3L |
| 2024 | GMC | Yukon | 1/2 TON | 6.2L |
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.
