For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
Engine range is an approximation based on typical displacement requirements utilizing stock ported cylinder heads and factory style cams. Any carb sets / manifolds should always be matched to the head...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
For manifold selection first determine the base engine’s year and displacement. The original fuel system on the engine type dictates the manifold port shape and then it is a matter of matching the port...
1976, 1977, 1978, 1979 Porsche 911
In Stock
Leaves warehouse within 1-2 business days.
$627.99
Reg
$654.16
List
$1,250.00
The average cost of a Porsche 911 intake manifold is between $23.59 and $6297.99.
What Are The Signs Of A Faulty Porsche 911 Intake Manifold?
When the Porsche 911 intake manifold starts going bad, your car usually tells you right away. You might notice the idle getting rough or the engine struggling to pick up speed. Sometimes it feels like you have to press the pedal harder just to get rolling. A lot of owners spot a drop in fuel mileage as well. Odd sounds—maybe a whistle or a sharp hiss—can show up, especially at idle or when you give the car some throttle. The check engine light appears too, often with codes linked to the air system or a misfire. If you pop the hood and see cracks along the plastic seams, or you find a vacuum leak when spraying around the joints, those are big red flags. Faulty intake runner actuators may also dull the engine’s response when you accelerate. Leaving these symptoms unchecked can lead to headaches later, so early diagnosis is important. Mechanics rely on a combo of scanning for codes and looking over the manifold for obvious signs of trouble.
How Difficult Is It To Replace A Porsche 911 Intake Manifold?
Swapping a Porsche 911 intake manifold is no quick fix in most home garages. Space in the engine bay is tight. Getting at the manifold means first moving aside items like the airbox, sensors, and sometimes even fuel rails. A careful hand is necessary for unplugging connectors and working loose manifold bolts—one slip, and you might damage the head or a gasket. Reassembly isn’t just about throwing bolts back on either. Each one needs the right torque, and gaskets should all sit perfectly flat to keep air leaks away. Once the job’s done, checking for leaks with soapy water or a smoke test is smart. This job is manageable for experienced home mechanics, but plenty of people bring it to a shop because the risks—broken parts or missed leaks—can get costly fast.
What Upgrades Are Available For The Porsche 911 Intake Manifold?
If you want more performance from your Porsche 911 intake manifold, the aftermarket offers quite a few upgrades. These often have bigger plenums and smoother runners, cut from aluminum or reinforced with strong composite materials. Some are designed to change runner length on the fly, broadening the power curve. These manifolds help the engine breathe better, which can bump up both horsepower and throttle response, especially higher in the RPM range. But you shouldn’t just swap parts without a plan. You'll often need to tune the engine for the new airflow, and upgrades work best alongside better intakes or exhaust setups. Consulting with someone who knows Porsche tuning is wise, since mismatched parts can cause headaches with driveability or emissions. When it all comes together, though, the gains are clear every time you lay into the throttle.
What Maintenance Does The Porsche 911 Intake Manifold Require?
Taking care of the Porsche 911 intake manifold doesn’t eat up a lot of time, but skipping maintenance can bring problems later. Most issues trace back to leaks at old gaskets, so checking those when you’re under the hood is a good idea. Every so often, clean inside the manifold to stop carbon from building up—this matters even more on direct injection engines, where deposits collect quickly. For models with variable intake runners, confirm the actuators still open and close like they should. Plastic cracks and dry rot in seals show up as these cars age, so inspect them while you handle other work. Swapping hoses and seals before they fail keeps your engine crisp and responsive, saving you bigger repairs later.
Can A Porsche 911 Intake Manifold Cause Check Engine Lights?
The Porsche 911 intake manifold is a common culprit when your check engine light pops on. Manifold leaks allow unmetered air to sneak into the engine, messing up the air-fuel balance and setting off faults. Some codes link to flow sensors such as MAF or MAP, while others connect to the actuators on variable intake models. A scan tool can usually point you in the right direction, but a true fix often takes a careful inspection for cracks, leaks, or stuck actuators. If the check engine light shows up alongside rough running, a weak throttle, or odd noises, look at the manifold early in your diagnostic steps. Waiting too long only leads to tougher (and pricier) repairs down the road.
Looking For The Best Place To Buy A Porsche 911 Intake Manifold?
At AutohausAZ, we know your time matters—and so does the quality of your Porsche. When you need a genuine or top-quality aftermarket Porsche 911 intake manifold, we don’t make you jump through hoops or hunt for deals that vanish overnight. Day in and day out, our shelves get restocked with the parts you want, which means if you need it, we ship it—no waiting around, no endless backorder updates. If something isn’t right, you won’t waste an afternoon on hold or buried in paperwork; our return policy is honest and simple. The team at AutohausAZ answers your questions, walks you through fitment concerns, and helps you check part numbers. We put the focus on getting your Porsche running again, all while saving you money over the dealership. Your car deserves more than a generic shop experience—and shopping for your intake manifold shouldn’t be a hassle.
Covers return shipping and replacement order shipping. Extends the new part return period from 30 to 90 days.
See Terms & Restrictions.
Available to purchase for an additional .Currently not available with this purchase.
Purchase Protection
Covers return shipping and replacement order shipping. Extends the new part return period from 30 to 90 days.
See Terms & Restrictions.
Quick Part Number Search
Enter a part number below to search our catalog. You can use special characters and spaces.
Vehicle-Specific Search
Search for parts specific to your car by category, keyword, repair job and part type.
Accessories, Car Care, Tools
Search for accessories, car care, tools not specific to a car.
Vehicles temporarily stored from your search history. To be able to store your parked vehicle in MyGarage, please log in or register for MyAutohaus account.
You can save a vehicle from your parked vehicles to your MyAutohaus garage, and they will be available to you anywhere when you are logged into your account.
Please log in or create your MyAutohaus account to view your vehicles.
Sign up for sales, coupons, special offers and product information from AutohausAZ.
Processing Request...
You Are All Set!
You will receive your first newsletter within 1-2 weeks. If you wish to unsubscribe from our newsletter at any time, open one of our newsletter emails
, scroll all the way to the bottom and you will see an unsubscribe link. If you have any questions or concerns, please contact our Customer Service.
If you are a new customer and this is your first time signing up for the newsletter, please check your email for your coupon code.
You will receive your first newsletter within 1-2 weeks. If you wish to unsubscribe from our newsletter at any time, open one of our newsletter emails,
scroll all the way to the bottom and you will see an unsubscribe link. If you have any questions or concerns, please contact our Customer Service.
You will receive your first newsletter within 1-2 weeks. If you wish to unsubscribe from our newsletter at any time, open one of our newsletter emails
, scroll all the way to the bottom and you will see an unsubscribe link. If you have any questions or concerns, please contact our Customer Service.
Sign Up for Newsletter
Thank you for choosing to sign up for AutohausAZ newsletter. You will receive your first newsletter within 1-2 weeks. If you wish to unsubscribe from our newsletter at any time, open one of our newsletter emails
, scroll all the way to the bottom and you will see an unsubscribe link.
Please provide additional information below and click the Confirm button to finish.
Save 5% On Your Order, Today!
Sign up to receive special offers for our AutohausAZ insiders only. Your coupon will be emailed immediately after you sign up.
Unsubscribe any time, only valid for new customers. Code expires in 5 days.
Sign Up for Newsletter
Thank you for choosing to sign up for AutohausAZ newsletter. You will receive your first newsletter within 1-2 weeks. If you wish to unsubscribe from our newsletter at any time, open one of our newsletter emails
, scroll all the way to the bottom and you will see an unsubscribe link.
Please provide additional information below and click the Confirm button to finish.
Quick Part Number Search
Enter a part number below to search our catalog. You can use special characters and spaces (i.e. D2045T, 141.43512, 1K0 199 232J).