Unlock the following Super Composite hoods and spoilers for the listed car by winning the corresponding Bonus Part Challenges:

HOOD/SPOILER - CHALLENGE
Porsche Carrera 4S - Bonus Part Challenge 1 and 2 on Rank 5
Porsche Carrera GT - Bonus Part Challenge 1 and 2 on Rank 2
Chevrolet Cobalt SS - Bonus Part Challenge 1 and 2 on Rank 13
Chevrolet Corvette - Bonus Part Challenge 1 and 2 on Rank 6
Mitsubishi Eclipse - Bonus Part Challenge 1 and 2 on Rank 11
Ford GT - Bonus Part Challenge 1 and 2 on Rank 3
Lamborghini Gallardo - Bonus Part Challenge 1 and 2 on Rank 4
Volkswagen Golf - Bonus Part Challenge 1 and 2 on Rank 15
Mitsubishi Lancer - Bonus Part Challenge 1 and 2 on Rank 9
Mazda3 - Bonus Part Challenge 1 and 2 on Rank 14
Mustang GT - Bonus Part Challenge 1 and 2 on Rank 10
Mazda RX-8 - Bonus Part Challenge 1 and 2 on Rank 12
Audi TT - Bonus Part Challenge 1 and 2 on Rank 7
Subaru WRX STi - Bonus Part Challenge 1 and 2 on Rank 8

-Buy the Lamborghini Gallardo as soon as you can, then upgrade all of its performance upgrades. It will almost be full. Try to get the handling better than the speed or there will be no effect. You should win all events and defeat the Bosses with ease.

-Get the Audi TT as soon as possible and tune it up as much as possible to have everything be almost full. Then, buy the Gallardo as soon as possible and tune it up as much as possible to have one of the fastest cars available.

Unlock the following cars by defeating the corresponding opponents:

CAR - OPPONENT
Porsche Carrera 4S - Ming
Porsche Carrera GT - Toru Sato
Chevrolet Corvette - Kamikaze
Mitsubishi Eclipse - Big Lou
Ford GT - JV
Lamborghini Gallardo - Webster
Mitsubishi Lancer and Subaru WRX STi - Earl
BMW M3 GTR 1 - Ronnie
BMW M3 GTR 2 - Razor
Ford Mustang GT - Baron
Mazda RX-8 - Izzy
Audi TT - Jewels

Activate the following cheats by entering the corresponding codes:

CHEAT FUNCTION - CHEAT CODE
Master code - Start a new game and enter !mr. blonde as a profile name to unlock all bonuses and get $500,000. Note: There is a space in this code. You must still purchase the unlocked items.
All tracks, cop cars in Tuner Takedown tracks, and $100,000 - Start a new game, then enter !get-set as a profile name.
All cop cars in Tuner Takedown and $100,000 - Start a new game, then enter !bacon as a profile name.
All performance and visual upgrades and $200,000 - Start a new game, then enter !tuner-well as a profile name.

The nitrous fills up twice as fast when you drive over 200 mph.

To get the big cash bonuses, replay the Boss levels.

If you are performance tuning your car, it is recommended that you raise "Top Speed", "Acceleration", and "Handling" at the same time while keeping them even as much as possible.

Unlock the following unique vinyls by defeating the corresponding car and owning the car:

Baron
Bull
Earl
Izzy
Jade
JV
Kaze
Ming
Ronnie
Sonny
Taz
Vic
Webste

When being chased by the cops, watch out for reckless driving and take all short cuts possible.

Try to get high speed, then drive near other cars and you will get near misses. When a cop car is waiting for you, quickly drive in front of it. When the cops try to slow you down, crash them to get pileups. You should reach Heat level 10 in a minute.