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- Dinan Matte Carbon Fiber Cold Air Intake - 2021-2025 BMW M2/M3/M4
Dinan Matte Carbon Fiber Cold Air Intake - 2021-2025 BMW M2/M3/M4
Matte Carbon Fiber - G80/G82/G83/G87
Material
Dinan Matte Carbon Fiber Cold Air Intake - 2021-2025 BMW M2/M3/M4
Matte Carbon Fiber - G80/G82/G83/G87
Emissions
This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020.
See Emissions DetailsAlso Bought
Features:
- Reduced intake restriction for Increased turbo efficiency with greater power potential on modified builds
- More robust and aggressive induction soundtrack
- Improved throttle response
- More Flow: 12.4% increase over stock system (Stock: 815 CFM, Dinan: 916 CFM @ 28" H2O).
- Larger volume air boxes (26% larger than stock) and tubes/plenum (50% larger than stock) allowing an increased volume of air to be utilized
- 11% increase in filter area (stock: 65in², Dinan: 72in² per side) for optimum flow
- Multiple finish options: Available in 2x2 Gloss or Matte Twill Carbon (Matte Twill shown)
- Bolt-on installation
Brand | Dinan |
---|---|
Dinan Point Value | 3 |
Emission Code | 7 |
Labor Time (Hours) | 1.5 |
Material | Matte Twill Carbon Fiber |
Product Type | Cold Air Intake |
Sale Category | Cold Air Intakes |
UPC | 810065214720 |
Part Number | D760-0063-B |
This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020. The company has reasonable basis (test results) to verify that this product allows the vehicle to operate within legal emissions standards and is therefore legal to be sold for on-street use in all states that accept the legal provisions of the Clean Air Act and the EPA Tampering Policy. This product is NOT LEGAL FOR SALE OR USE IN THE STATE OF CALIFORNIA. Testing with the California Air Resources Board, in order to achieve 50-state compliance, is pending with CARB. Once testing is complete with California, and an E.O. number is issued, this product will be updated to 50-state legal status.
Flow Bench Testing & CFD Analysis
The Dinan intake system outflows the factory setup by over 12% at 28" of H2O and averages 14% greater flow across all the tested scenarios. This translates into the ability to support higher power levels (ie: future-proofing the intake as a restriction to your future goals). The chart shown below is the summation of individual CFM measurements for both OEM driver and passenger intake tracts and in the case of the Dinan flow measurements, both boxes joined with the shared plenum. Utilizing a central plenum as opposed to two separate intake paths created a challenge in comparing the flow measurements of stock vs. Dinan on the bench but one that needed to be done to ensure the viability of the preferred symmetrical design. Numerous test sets to challenge and/or verify the data were used which included the following setups:
- 1 turbo inlet blocked with both filter sides open.
- 1 turbo inlet blocked with one filter inlet blocked.
- 1 turbo inlet blocked with the plenum blocked 2" past the opposite turbo inlet to as closely simulate the OEM individual pathways as possible.
With each successive test it became apparent that no matter the combination, the CFM measurement itself was largely unaffected by the shared plenum regardless of how much extra volume on the opposing side of the path was being utilized. In fact, between all 3 setups, the difference in CFM was within 2% across the entire range. Additional tables breaking down the individual driver and passenger banks are also supplied for those looking for more minute detail.
OEM DRVR. | OEM DRVR. | OEM DRVR. | OEM PASS. | OEM PASS. | OEM PASS. | OEM TOTAL |
---|---|---|---|---|---|---|
IN. H20 | MBAR | CFM | IN. H20 | MBAR | CFM | CFM |
5 | 972 | 180 | 5 | 973 | 148 | 328 |
10 | 959 | 258 | 10 | 961 | 215 | 473 |
20 | 933 | 371 | 20 | 937 | 309 | 680 |
25 | 920 | 420 | 25 | 925 | 347 | 767 |
28 | 912 | 447 | 28 | 918 | 368 | 815 |
30 | 906 | 465 | 30 | 913 | 380 | 845 |
40 | 879 | 540 | 40 | 889 | 445 | 985 |
DINAN DRVR. | DINAN DRVR. | DINAN DRVR. | DINAN PASS. | DINAN PASS. | DINAN PASS. | DINAN TOTAL |
---|---|---|---|---|---|---|
IN. H20 | MBAR | CFM | IN. H20 | MBAR | CFM | CFM |
5 | 973 | 216 | 5 | 973 | 175 | 391 |
10 | 960 | 304 | 10 | 961 | 250 | 554 |
20 | 935 | 426 | 20 | 938 | 352 | 778 |
25 | 921 | 476 | 25 | 925 | 395 | 871 |
28 | 915 | 503 | 28 | 918 | 413 | 916 |
30 | 910 | 523 | 30 | 914 | 429 | 952 |
40 | 884 | 606 | 40 | 890 | 500 | 1106 |
In addition to flow bench testing, CFD analysis was also utilized to ensure the central plenum did not cause unnecessary turbulence that could cause a reduction in flow properties. The point where the 2 flow paths met within the shared pathway particularly was of great interest and under intense scrutiny. With some minor tweaks to the design the flow paths remained largely distinct from one another despite the shared space.
An OEM+ engine bay -- with options.
Central to Dinan's development process for decades has been the desire to create a cohesive package with parts working harmoniously with one another for a sum that is greater then its individual parts. Often this philosophy did not have to entertain aesthetics as parts were either hidden or did not come into contact with one another. With the G8x platform, this was not the case and afforded us the opportunity to express our creative side on an engine bay that had numerous visible parts interacting with one another. The intake and strut brace are the core of these modifications. Tying in stylistically with the OEM components, and playing off design cues from one another, the result is a breathtaking engine bay that is above reproach.
With the addition of a matte carbon option to both the intake and brace, there are also numerous combinations possible to express your unique style or carbon preference.