Buy 3937210, 3969987 Genuine Cummins Intake Manifold Engine Grid Heater - wisentpartscenter.com

Description

Overview
Intake manifold engine grid heater is an intake air heating component used in diesel engines to raise the temperature of incoming air before combustion, especially during cold-weather starting conditions. It helps improve ignition quality during startup, support smoother cold starts, reduce strain during initial engine operation, and contribute to more consistent intake system performance in demanding environments.

Fitment

  • Verify fitment with us before ordering.

Note: Verify fitment with us before ordering to ensure the correct part for your application.

Why buy from Wisent Parts
  • ⏱️
    Fast shipping
    Orders before 12PM EST ship same business day.
  • 🛡️
    180-day warranty
    All parts covered from delivery date.
  • ↩️
    Easy returns
    30-day returns.
  • Verify fitment
    Send VIN/ESN and we’ll confirm.

Shop with confidence

Warrany & Return Information

Warranty Information

Wisent Parts offers a 180-day warranty on all parts from the date of delivery. This warranty covers orders placed directly through our website. If a part fails during this period, we’re here to help - whether it’s a replacement, repair, or refund. For full details, refer to the Warranty page.

Return Information

Wisent Parts accepts returns within 30 days of delivery. All returns are subject to a restocking fee. To qualify, parts must be unused and in their original condition. For full return instructions and restocking fee details, please refer to the Returns page.