May 4, 2011 · Visually the N51 and N52 are identical. The easiest way to identify which engine you’re dealing with is to take a look at the vehicle emissions plate under the hood. You’ll notice …

Dec 10, 2021 · N51 is a small but highly trained and heavily armed faction, with resources and training to spare and burn, but with few numbers. However in the description of "Hard Sell" in …

Jun 17, 2019 · How much of the time based warranty remained I.e. a 2011 N51 will be warrantied till 2026 - that's a pretty good deal on all that is actually covered. 4. Was I buying it CPO …

Mar 23, 2020 · The N51 has an actual secondary air injection pump but the N52 still has the ports - they're just capped off with a plate above the exhaust manifold. The fuel line doesn't have …

N51 (SULEV):-3-stage intake manifold N52 (ULEV)-doesn't have 3-stage intake manifold are there any other ...

Feb 3, 2019 · One site calls the N51 SULEV - super low emissions vehicle and the N52 not. Both are obviously E90s and I am trying to ensure that the proper plugs are installed. The youtube …

Dec 27, 2022 · N51s have lower compression but make the same power as the N52 due to more variable intake runner lengths. Theoretically the engine itself should be more reliable due to …

Jun 28, 2022 · The SULEV warranty for the BMW is 15 years and 150,000 miles for failure of covered components, whether the car is smog tested or not, if the car was sold or first …

Nov 16, 2017 · Mine is N51 SULEV as well bought in NJ an SULEV state. But is now in TX, a non-SULEV state. BMW has deviously designed this thing to fail without taking ownership.

Aug 25, 2016 · In November, I had a new set of coils installed under the SULEV warranty terms, as I had Cyl 4 misfires. The work was done at the same time that my extended service …