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BMW 3-Series (E90 E92) Forum
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hp numbers
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03-30-2011, 07:15 PM | #2 |
My X5d tows my spec miata to the track.
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03-30-2011, 07:22 PM | #3 |
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alllright, the 335i factory numbers are heavily curved by bmw as it is. these cars consistently showed to make more like 315-320 bhp as opposed to the claimed 300. just a tune alone (popular ones being vishnu procede, jb4, then you have your all around ECU flash by companies like dinan, giac, cobb) can add approx. 100 hp to these cars. a tune, running with lets say 13.5-14.5 psi puts you around 340~350 rwhp. as you modify further, aka add intakes, downpipes, upgraded IC, etc, you can safely push more and more boost as you ease the airflow feeding the turbos. the car is ultimately VERY mod friendly OK?!
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03-30-2011, 07:49 PM | #4 |
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I was looking at the dyno charts for jb4 only, but most people have a ton of other mods. Makes me think twice about the chip only mod. Most people did post up their bhp, which was average 280.
I thought options were either a cpu flash "or" a chip tune? not both |
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03-30-2011, 08:22 PM | #6 |
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ya, this platform has piggyback tunes available. (i like em). Open up your ecu and plug up their connectors and harnesses to your stock ecu's harnesses. you can then control all of the functions from the steering wheel features or DTC button or cruise stalk bla bla, its very convenient. A flash just reprograms the ECU all together like Giac for example. you cant play around and gadget all the bullshit like you can with a piggyback and adjust boost target levels and all that but you have a flashloader device usually with modes like valet, stock, maybe a race fuel map, and then the Giac tune with your new power lol. welllllll thats how my giac tune was with my 1.8t so ya, i assume it similar.
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03-31-2011, 04:53 AM | #9 |
Major General
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You just need a nice tune and upgraded Ic for consistent power.
Search to find which one suits best your needs. Flash: giac or cobb Piggy: procede v5 is the most complete and advanced IMHO.
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07 335i AT - MOTIV 750 - MHD E85 BMS flash - BMS PI - JB4G5 - Okada Coils - NGK 5992 Plugs - Helix IC - Snow Stg. 3 - Stett CP - Custom midpipes with 100 HJS Cats - Bastuck Quad - PSS10 - QUAIFE LSD - BMS OCC - Forge DVs - AR OC - ALCON BBK - M3 Chassi - Dinan CP - Velocity M rear Toe arms - Advan RZ-DF - LUX H8 - Level 10 AT upgrade
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03-31-2011, 05:46 AM | #10 |
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03-31-2011, 06:53 AM | #11 |
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If you are talking about a lease will I am assuming it will be a 2011? If so, it is the n55 which has less tuning options (no giac or Cobb yet) and will take a bit more mods to get 350 to the wheels.
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