The B8.5 puts down less power, stock, compared to the the B8, but when chipped, it's very similar in final output. Drivetrain loss will be slightly different between the two cars as gearing is different, however the difference between chipped output with the blower at 100% is tiny compared to the stock figures which very great. Audi S4/A4/A4 Cab (B8 Chassis) . antowens Car Nut. Joined Jul 18, 2014 Messages 845 Reaction score 270 Points 63 Location Liverpool. Sep 2, 2014 #1 Apart from 27 Bhp what is the difference The difference between the 143 and 177 BHP versions is a turbo and a map difference.. The 143 bhp version has a GTC1446VZ turbo and the 177 BHP version The B8.5 fixed many of the initial complaints about the RS5.There's also the slightly updated cabin tech. Slightly newer MMI with Audi connect, however since the 3G networks are being sunset one after the other, the connectivity won't last long. As far as the engine goes, there were changes in the B8.5 also to mitigate the carbon buildup issue. 5) Overlay from back edge of backseat Black outline = B8 A4 Avant Blue outline = A6 Avant Pink outline = A3 The bright red numerals near each listed dimension are the differences in dimensions between the B8 and B7 A4 Avants (original drawings and figures are lifted from Audi's official media information). Hope this helps somebody else. Re: How many difference is there between 1.8T and 2.0t engine (fitting etc) Because the platform is different, you probably won't be able to. Not sure about the turbo exhaust housing, which could be the same flange as far as a downpipe goes, but I doubt it would mount in the same places, and fit length wise. 07 Mazda CX-7 AWD. These are difficult to retrofit into non-LED cars. B8.5 Premium trim package cars come standard with halogen headlights and tail lights, however higher trim levels (and Premium trim cars with the lighting package) come with HID/LED headlights and full LED tail lights. For the high-end features and amenities that Audi is known for, Prem+ and .

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