BMW Intake Manifold with Actuator for 1–7 Series and X3/X4/X5 Models

Description

Check part compatibility by using our vehicle filter options below. If you find your car, this part is compatible.

Ensure your BMW’s engine breathes cleanly and efficiently with this full‑fit Intake Inlet Manifold — complete with actuator and swirl‑flap mechanism — from D2P Autoparts. Designed to match OEM specifications, this manifold unit is compatible with a wide range of BMW models (1‑Series, 3, 5, 7, X3, X5, etc.), offering precise air management through the swirl‑flap system. By optimising airflow and intake‑air mixture — especially under low‑rpm or partial‑load conditions — the manifold helps maintain smooth idle, efficient combustion, stable torque delivery and compliance with emissions standards. Ideal for replacing a worn, cracked or carbon‑laden manifold or restoring a failed swirl‑flap actuator, this unit renews engine reliability, performance and long‑term durability.
OEM Number: 11618513655,11618580274,8513655,8580274
Quantity : 1

Our SKU: TB11618580274/Actu_313
All our Intake Inlet Manifold with Actuator are OEM quality and reliable after market car parts. This Intake Inlet Manifold with Actuator is specifically compatible with BMW: 1 Series, 2 Series, 3 Series, 4 Series, 5 Series, 6 Series, 7 Series, X3, X4, X5, .
Please use our make-model-year tool to check this part’s compatibility with your vehicle. However, please note that our tool is for reference only and we recommend that you check the part number on your old unit prior to purchasing.
If you are still not sure about the compatibility of this part to your vehicle, please supply us with the VIN number or Reg number in our live chat or contact form! You can also find details on our purchasing & shipping guide here.

Key Benefits — Why Choose This Intake Manifold with Actuator

• Optimised airflow & improved combustion efficiency — The swirl‑flap design helps create a swirl/turbulence at low engine speeds, improving air–fuel mixing, efficient combustion and smoother engine behaviour under light load. 

• Restores proper function after wear, carbon buildup or actuator failure — Over time, swirl flaps and manifolds in many BMW engines may suffer from carbon/soot deposits, stuck flaps or mechanical failure — replacing with new manifold + actuator clears these issues and avoids potential engine problems.

• Prevents severe engine damage caused by failing swirl‑flap components — Faulty swirl flaps (or broken flap hardware) risk detaching and entering the engine, which can lead to catastrophic internal damage; a fresh manifold with intact flaps mitigates that danger. 

• Maintains emissions control & drivability under varying load/conditions — The swirl‑flap system helps maintain stable idling, smoother throttle response and better fuel‑air mixture when driving under light loads or city traffic, rather than just at high revs.

• Convenient direct‑fit replacement — saves time vs patch repairs — Rather than attempting to clean or repair an old, carbon‑clogged manifold (often a temporary solution), installing a new complete manifold with actuator provides a long‑term, reliable fix. 

• Peace of mind for high‑mileage or hard‑used engines — For BMWs with many miles or frequent city driving (where carbon build‑up/EGR impact is greater), a fresh manifold helps reduce risk of swirl‑flap issues recurring — a preventive investment in engine health.

❓ Frequently Asked Questions (FAQ)

Q: What is a “swirl flap” and why does my BMW need one?
A: A “swirl flap” is a butterfly‑style valve inside the intake manifold that regulates airflow: at low engine speeds or light load it partially closes to create a swirl/turbulence, helping air and fuel mix better — resulting in more efficient combustion and stable idle. At higher revs the flaps open to allow full airflow.

Q: Why do swirl‑flap systems fail or become problematic?
A: Over time, carbon and soot from EGR and crank‑case ventilation build up on the flaps and manifold internals, causing the flaps to stick or become sluggish. In older BMW diesel engines, metal flaps with small screws also risk loosening or breaking, which can lead to catastrophic engine damage if parts break off.

Q: If the swirl‑flap system is known to have problems, why not just remove the flaps instead of replacing the manifold?
A: Some owners do choose to remove (delete) the swirl‑flaps, but this often requires blanking plates and sometimes ECU tuning to avoid fault codes. Moreover, a functioning manifold with properly working flaps — as supplied here — restores intended airflow regulation, torque, emissions control and safer long‑term operation.

Q: Will replacing the manifold and actuator fix engine error codes or poor performance related to swirl‑flap issues?
A: Yes — if problems stem from malfunctioning flaps, stuck actuator, carbon‑clogged manifold or intake leaks, installing a new manifold with actuator typically restores proper airflow regulation and resolves related error codes. However, if the root issue is elsewhere (e.g. sensors, turbo, EGR, injectors), those will also need inspection.

Q: Is the replacement difficult — can I install it myself?
A: Replacing the intake manifold involves removing the old unit, disconnecting associated sensors/actuator wiring, installing the new manifold with correct gaskets, and — ideally — resetting swirl‑flap actuator positions via diagnostic tools. Because of complexity (EGR, sensors, possible vacuum/electrical connections), professional installation is recommended for reliable results.

Q: Which BMW models or engines is this manifold compatible with?
A: This manifold with actuator is intended for a wide range of BMW models (1, 2, 3, 4, 5, 6, 7 Series, X3, X4, X5, etc.) — but compatibility depends on engine code, swirl‑flap spec, and original part number. Always verify against vehicle’s VIN or existing manifold part number before ordering.

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