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- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
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Description
aFe 46-31009 FITS: Silver Bullet Throttle Body Spacer 12-15 BMW 328i (F30) L4-2.0L N20/N26 Throttle Body SpacersSilver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T 6061 billet aluminum and using a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.
Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.
Installation Instructions- Precision Machined From T-6061 Billet Aluminum
- Produces Increased HP/Torque/Throttle Response
- Increased Air Volume For Better Performance
- 2 Year Limited Warranty
- Special Helix Design
- No Annoying Whistle
- Fits w/aFe Intakes
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2014-2016 | BMW | 228i | Base |
| 2013-2018 | BMW | 320i | Base |
| 2013-2018 | BMW | 320i xDrive | Base |
| 2012-2016 | BMW | 328i | Base |
| 2014-2016 | BMW | 328i GT xDrive | Base |
| 2013-2016 | BMW | 328i xDrive | Base |
| 2014-2016 | BMW | 428i | Base |
| 2015-2016 | BMW | 428i Gran Coupe | Base |
| 2014-2016 | BMW | 428i xDrive | Base |
| 2015-2016 | BMW | 428i xDrive Gran Coupe | Base |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 5 reviews
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Product Reviews
★★★★★ 5
Very nice!
Size: Twin, Style: Leah
This bed frame is fantastic, and was a lot easier to put together than some of the reviews would have you believe. The instructions were good, and the pieces of the bed were labeled with stickers to make it easy. It even came with a little ratcheting Allen wrench that made things faster.
The bed doesn't wobble to creak, it looks nice, and it was affordable. I am very happy with it and I think that you will be too
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Reviewed in the United States on March 20, 2026
★★★★★ 3
Decent price. Needs improvement.
Size: Queen, Style: Kai, Size: Queen, Style: Kai
This frame was a good price. And for that price it was good enough, but not perfect.
The directions do not match the stickers on the pieces. But if you match up the stickers and ignore the directions, its not hard to assemble.
The metal slats are to far apart to prevent mattress sagging. They are also very smooth an the mattress would easily side out of place.
The headboard looks great. The metal is solid.
In order to fix the mattress sagging and sliding, I opted to make some cheap bunkie boards. I got some thin utility board from the local hardware store. It was damaged and only cost 5$.
Cut 77" by 12" was the right size. Drilled holes and zip tied to the metal slats. Random holes for ventilation.
It seems better now, only time will tell. They should update the directions and add more slats.
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Reviewed in the United States on June 22, 2025
★★★★★ 5
Sleek, Sturdy, and Easy to Assemble: Zinus Kai Platform Bed Frame Review
Size: Full, Style: Kai
The Zinus Kai Bamboo and Metal Platform Bed Frame with Headboard was a solid choice for upgrading my bedroom. The assembly was straightforward once I sorted out the parts (always a little organizing required), and the tools needed for the setup are included in the box. It took me about an hour to get everything together, and the instructions were clear enough for a hassle-free process.
Once assembled, the frame isn’t overly heavy, which makes it easy to move around, especially with the helpful sliders. The final look of the bed is sleek and modern, with the bamboo accents giving it a classy and natural touch that fits perfectly with various bedroom decors.
The under-bed clearance is one of my favorite features—there’s plenty of space for bins and storage, which helps maximize room in the bedroom. As someone who’s on the heavier side, I really appreciate the platform bed’s solid support. It offers excellent stability and has completely eliminated the creaking and sagging I’ve had with other frames. It’s a sturdy base, and the support bars provide a reassuring level of durability.
Final Thoughts
Overall, I’m very happy with the Zinus Kai Platform Bed Frame. It’s easy to assemble, looks great, and offers great support, especially for those who need a little extra stability. The under-bed clearance is an added bonus for storage, and the design gives a clean, modern look. For the price, it’s a fantastic value, and I’d recommend it to anyone looking for an affordable, stylish, and reliable bed frame.
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Reviewed in the United States on January 1, 2026
★★★★★ 5
Beautiful and sturdy bed frame!
Size: Twin, Color: White, Size: Twin, Color: White
Really happy with this bed frame! The wood looks great, the white finish goes with everything, and it gives the room a clean modern look. It was easy to put together and looks even better in person. Great quality for the price!
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Reviewed in the United States on May 14, 2026
★★★★★ 1
CHOOSE a DIFFERENT Bed Frame!!!!
Size: Queen, Color: Walnut
Please choose a different bed frame. My partner and I built this today together and it took way longer than we thought it was going to because the instructions were so horrible. Some of the parts were also very flimsy. It looks good once done but it’s not worth it. I wish I had picked something else. Not to mention one of the wood pieces already was cracked when we opened the box.
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Reviewed in the United States on January 27, 2026