FullSpecDiesel
Shop / Engine / MAHLE Air Intake Heater Gasket 11-16 GM 6.6L Duramax LML
MAHLE Air Intake Heater Gasket 11-16 GM 6.6L Duramax LML
MAHLE

MAHLE Air Intake Heater Gasket 11-16 GM 6.6L Duramax LML

MPN: MAh-G32594
Daily DriverTow PigStreet Performance
$5.03
Ships From Supplier · Ships in 3–7 business days
Supplier availability is confirmed before your card is charged
Shipping calculated at checkout
Fitment sensitive
Select your truck to continue

This product is vehicle-specific. Select your year, make, model, engine and transmission to confirm compatibility before adding it to your cart.

1

Select your truck to continue

Shipping calculated at checkout

Ships directly from the supplier. The final shipping cost will be shown before payment.

  • Ships from MAHLE
Need help confirming fitment?
Ships directly from our trusted supplier network.

Looking for a dependable solution to restore proper sealing in your intake heater system? The MAHLE Air Intake Heater Gasket is engineered to deliver a precise, factory-quality seal between the intake heater and mating surfaces. When this gasket wears out, it can allow unmetered air into the intake system, leading to rough idle, reduced efficiency, and inconsistent engine performance. The G32594 solves that problem with a direct-fit design that restores airtight integrity, helping your engine maintain smooth operation and proper airflow. Designed for accuracy and long-term dependability, it provides the confidence that your repair will hold up under real-world driving conditions.

The MAHLE G32594 is manufactured to meet or exceed original equipment standards, ensuring consistent quality and dependable fitment. It features precision-stamped construction for accurate alignment and even sealing pressure across the mounting surface, helping prevent leaks under heat and vibration. Built from durable, high-temperature-resistant materials, this gasket is designed to withstand repeated engine heat cycles and the demanding environment of intake components. Its engineered design maintains structural integrity over time, reducing the risk of warping or premature failure.

Warranty
Warranty based on supplier terms

Diesel Power Products directs warranty claims to the respective manufacturer; coverage and duration depend on that manufacturer and product. Its one-year manufacturer-defect warranty applies only to products manufactured by Power Products Unlimited Inc., not all products it sells. Manufacturer inspection is required; DPP does not pay inspection/return shipping or labor.

Return and warranty information is based on what Diesel Power Products offers. Product-specific eligibility and the supplier’s published conditions apply; FullSpecDiesel does not add or extend coverage.

Diesel Power Products warranty policyView complete warranty

Product conditions

Return and warranty information is based on what Diesel Power Products offers. Product-specific eligibility and the supplier’s published conditions apply; FullSpecDiesel does not add or extend coverage.

Professional installation is recommended.

Return eligibility
Diesel Power Products states a 30-day window from receipt for eligible new, uninstalled, unopened and complete items in original packaging, with prior approval/RMA. Custom tuners and specified opened tools are excluded. Customer pays return shipping; original outbound shipping, including initially free shipping, is deducted. No standard restocking percentage is stated for ordinary approved returns. Based on what Diesel Power Products offers.
Return window
Not stated for this product; see supplier terms
Restocking fee
See supplier terms; no product-specific fee stated
Return shipping
Based on the supplier’s return policy; see terms
Made to order
No
Backorder status
Not backordered
Cancellation
Subject to supplier terms; contact FullSpecDiesel before requesting cancellation
Warranty provider
Diesel Power Products
Warranty duration
Product-specific duration not stated; see supplier terms
Compatibility
Listed for specific vehicle configurations
Legal use
Street legal
Processing estimate
3–7 business days supplier processing
Shipping
Shipping calculated at checkout
Signature
No signature requirement
Supplier
Diesel Power Products

Product compatibility is based on the vehicle and product information provided. Review your selected truck, product options, measurements, modifications, and installation requirements before ordering.