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- USA
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Ships within 48 hours · Estimated delivery Jul 15 - Jul 20
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Description
Racing Dynamics Catted Downpipes / BMW / M2 / M3 / M4 / S55Racing Dynamics Downpipes for BMW M3 F80, BMW M4 F82 F83 and BMW M2 Competition with S55 turbocharged 3. 0 liter inline 6 motor. Features: This model replaces the restrictive OEM catayltic converters with 200 cell sport cats for increased HP and Torque. Gen2 version is the 2nd generation of our downpipes and now incorporates flex joints to absorb engine chassis vibration and improve installation. These downpipes now incorporate heat shielding over
Racing Dynamics Downpipes for BMW M3 F80, BMW M4 F82/F83 and BMW M2 Competition with S55 turbocharged 3.0 liter inline-6 motor.
Features:
- This model replaces the restrictive OEM catayltic converters with 200 cell sport cats for increased HP and Torque.
- Gen2 version is the 2nd generation of our downpipes and now incorporates flex joints to absorb engine/chassis vibration and improve installation.
- These downpipes now incorporate heat shielding over most of their lengths to reduce radiant heating into cabin and engine compartment.
- This downpipe fits BMW 2 series M2 Competition and BMW 3 and 4 series, F80/F82 M3/M4 with S55 turbocharged 3.0 liter inline-6 motor.
- Removing exhaust flow restrictions increases horsepower and torque significantly.
- Our Gen2 M3/M4 downpipes are now a full 76mm (3") in diamter for best air flow. Low cost versions are generally only 70 mm (2.75")
- Improves throttle response and generally improves turbo spool up.
- Downpipes are manufactured out of 304 stainless steel.
- Straight-through tubing section replaces the heavy and restrictive OEM catalytic converters for maximum power and sound. Straight-through design improves horsepower and torque significantly
- Direct bolt-on replacement for OEM primary catalytic converters.
- Our Gen2 downpipes now include heatshield covering over 90% of the downpipes
- Less thermal load on the turbocharger
- Recommended for track/off-road use only.
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
4.0 ★★★★★
Based on 1504 reviews
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Product Reviews
★★★★★ 3
Overall, not that comfortable!
Color: White, Size: Queen Size Set of 2
Only okay. I find these pillows to be heavy, and not very conforming. Overall, not that great.
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Reviewed in the United States on May 21, 2026
★★★★★ 5
goose down pillows.
Color: White, Size: King Size Set of 2
Since receiving them, these king-size white goose down pillows have truly transformed my sleep. They are incredibly soft and fluffy to the touch, so plush it's hard to believe they hold their shape. Sleeping on them is like lying on a cloud.
The 100% cotton cover adds extra comfort: it feels cool to the touch, breathes well throughout the night, and helps me maintain a comfortable temperature while I sleep. Furthermore, the "reinforced fiber" structure is noticeable: after several weeks of use, the pillows retain their support; they don't clump or lose their shape, ensuring consistently good rest.
I find they have the ideal balance between firmness and softness: firm enough to support my neck and head, yet plush enough to adapt to my posture without creating pressure. This has improved my nights; I sleep more soundly and wake up with less stiffness in my neck.
In short: these pillows combine luxury, comfort, and durability. If you're looking to improve your sleep quality with soft, firm, and breathable pillows—especially in king size—these are perfect. Definitely one of the best investments you can make for better sleep.
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Reviewed in the United States on November 30, 2025
★★★★★ 5
Wonderful
Size: Cooling Queen, Size: Cooling Queen
I absolutely love these pillows From the very first night, I could feel the difference. They are incredibly comfortable, soft, and still provide great support for my neck and head. Plus, the modern design makes my bed look so much cleaner and more elegant. The fabric feels high quality, and the pillows keep their shape really well. I genuinely feel like I’m sleeping better since I started using them. Great value for the price, and I would definitely buy them again. Highly recommend
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Reviewed in the United States on May 27, 2026
★★★★★ 5
Great pillow
Size: Queen(Pack of 2)
Very comfortable pillows, medium softness with support
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Reviewed in the United States on May 18, 2026
★★★★★ 5
No more neck pain
Size: Queen(Pack of 2)
I needed new pillows and I’ll be the first to admit that I’m picky about my pillow. I had ordered different ones to try and these were the keepers. They are not too soft nor too firm. I wake up with neck pain and headaches if I don’t have a good pillow. I’m not experiencing any either one now. Make the purchase for yourself and try them.
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Reviewed in the United States on May 16, 2026