At the 'Click to Continue' screen type in the following codes without the quotes to unlock their effect in the game (most of these codes will also work by entering them at the 'Main Menu' screen).

Unlock ALL Tracks:
Type 'canyonalltheway'.

Unlock 2005 Aston Martin DB9:
Type 'givemethedb9'.

Unlock 2006 Dodge Charger SRT8:
Type 'givemethechargersrt8'.

Unlock Unlimited Crew Charge:
Type 'friendlyheadlocksapplied'.

Unlock Unlimited NOS:
Type 'nosforeverever'.

Unlock Unlimited SpeedBreaker:
Type 'slowitdownwhenyouwant'.

Unlock Chrome Cars:
Type 'shinycarsarethebestcars'.

Unlock Cooper Tire Logo:
Type 'cooperlogofreeforyou'.

Unlock Need for Speed Carbon Special Logo:
Type 'lotsoffreevinyls'.

Unlock Autozone Vinyl:
Type 'inthezoneskin'.

Unlock Pharrell Vinyl:
Type 'pharrellvinylgogo'.

Unlock Castrol Syntec Vinyl:
Type 'syntecskin'.

Unlock Need for Speed Carbon Logo Vinyl:
Type 'lotsoffreelogos'.

Unlock Cross Corvette Z06 for the Quick Race:
Type 'guesswhoisback'.

Unlock Corvette Z06 Interceptor for the Quick Race:
Type 'chasingmobile'.

Unlock Dump Truck for the Quick Race:
Type 'watchoutthebigtruckishere'.

Unlock Fire Truck for the Quick Race:
Type 'bigredfiredrive'.

Unlock Rhino for the Quick Race:
Type 'trashtalking'.

Unlock Mazda Dealership:
Type 'speed3foryou'.

Unlock Castrol Cash:
Type '5grand5grand'.

Complete certain tasks during the game to unlock the corresponding crew member so they join your team.

Unlock Sal:
Joins after four to six races.

Unlock Nikki:
Joins when you have defeated ALL 3 beginning Bosses.

Unlock Colin:
Joins after defeating Wolf of the TFK Crew.

Unlock Samson:
Joins after defeating Angie of the 21st Street Crew.

Unlock Yumi:
Joins after defeating Kenji of the Bushido Crew.

These cars in the Challenge Series are unlocked by completing the indicated task.

Unlock Dodge Charger RT Classic (Muscle):
Defeat the 21st Muscle Car Gang.

Unlock Jaguar XK 2007 (Exotic):
Complete ALL 3 Turf War races.

Unlock Mazda RX7 (Tuner):
In Boss Battle mode defeat Kenji.

Unlock Aston Martin DB9 (Exotic):
In Boss Battle mode defeat Wolf

Unlock Nissan 240SX (Tuner):
Complete ALL 3 Checkpoint challenges.

Unlockable Cars
Complete the indicated area in the listed career to unlock the corresponding car.

Unlock Chevrolet Corvette Z06 - Exotic:
Complete Shady Pine.

Unlock Chevrolet Corvette Z06 - Muscle:
Complete Canmor Downs.

Unlock Dodge Charger SRT-8 - Muscle:
Complete Mason District.

Unlock Dodge Viper SRT-10 - Muscle:
Complete Neon Mile.

Unlock Dodge Viper SRT-10 - Tuner:
Complete Shady Pine.

Unlock Ford GT - Exotic:
Complete Starlight Strip.

Unlock Ford GT - Muscle:
Complete Silverton Refinery.

Unlock Ford GT - Tuner:
Complete Infinity Park.

Unlock Ford Mustang GT - Muscle:
Complete Kempton Holdings.

Unlock Ford Mustang GT - Tuner:
Complete The Projects.

Unlock Ford Musting GT - Exotic:
Complete Kempton Holdings.

Unlock Ford Shelby GT500 - Muscle:
Complete Diamond Hills.

Unlock Lamborghini Gallardo - Exotic:
Complete Diamond Hills.

Unlock Lotus Elise - Exotic:
Complete Ocean View.

Unlock Lotus Elise - Muscle:
Complete Hills Borough.

Unlock Lotus Elise - Tuner:
Complete South Fortuna.

Unlock Mercedes SL65 AMG - Exotic:
Complete Morgan Beach.

Unlock Mercedes SLR McLaren - Exotic:
Complete Neon Mile.

Unlock Mercedes SLR McLaren - Muscle:
Complete Infinity Park.

Unlock Mercedes SLR McLaren - Tuner:
Complete Silverton Refinery.

Unlock Mitsubishi Eclipse GT - Exotic:
Complete Old Quarter.

Unlock Mitsubishi Eclipse GT - Muscle:
Complete Kings Park.

Unlock Mitsubishi Eclipse GT - Tuner:
Complete Old Quarter.

Unlock Nissan 350Z - Tuner:
Complete Diamond Hills.

Unlock Nissan Skyline GT-R R34 - Tuner:
Complete Canmor Downs.

Unlock Plymouth Barracuda - Muscle:
Complete Starlight Strip.

Unlock Porsche Carerra GT - Exotic:
Complete Canmor Downs.

Unlock Porsche Cayman S - Exotic:
Complete Mason District.

Unlock Porsche Cayman S - Muscle:
Complete South Fortuna.

Unlock Porsche Cayman S - Tuner:
Complete Hills Borough.

Unlock Renault Clio V6 - Exotic:
Complete Historic Chinatown.

Unlock Renault Clio V6 - Muscle:
Complete Old Quarter.

Unlock Renault Clio V6 - Tuner:
Complete Fortuna Heights.

Unlock Subaru Impreza WRX STi - Exotic:
Complete Silverton Refinery.

Unlock Subaru Impreza WRX STi - Tuner:
Complete Starlight Strip.

Unlock Toyota Supra - Exotic:
Complete Infinity Park.

Unlock Toyota Supra - Muscle:
Complete Shady Pine.

Unlock Toyota Supra - Tuner:
Complete Neon Mile.

Unlock Vauxhall Monaro VXR - Exotic:
Complete The Projects.

Unlock Vauxhall Monaro VXR - Muscle:
Complete Fortuna Heights.

Unlock Vauxhall Monaro VXR - Tuner:
Complete Kempton Holdings.

Unlock Volkswagen Golf R32 - Tuner:
Complete Morgan Beach.


Unlockable Parts
Complete the indicated area in the listed career to unlock the corresponding part package.

Unlock Brakes (Tier 1) Pro Tuner:
Complete Billings District.

Unlock Brakes (Tier 1) Street Exotic:
Complete Hills Borough.

Unlock Brakes (Tier 2) Pro Exotic:
Complete Billings District.

Unlock Brakes (Tier 2) Pro Muscle:
Complete Billings District.

Unlock Brakes (Tier 2) Pro Tuner:
Complete Ocean View.

Unlock Engine (Tier 1) Pro Muscle:
Complete Morgan Beach.

Unlock Engine (Tier 1) Pro Tuner:
Complete Historic Chinatown.

Unlock Engine (Tier 1) Street Muscle:
Complete The Projects.

Unlock Engine (Tier 1) Street Tuner:
Complete Kings Park.

Unlock Engine (Tier 2) Pro Muscle:
Complete Palmont University.

Unlock Engine (Tier 2) Street Exotic:
Complete Eskuri Plaza.

Unlock Engine (Tier 2) Street Tuner:
Complete Newport Industrial Park.

Unlock Suspension (Tier 2) Pro Exotic:
Complete Kings Park.

Unlock Suspension (Tier 2) Pro Tuner:
Complete Eskuri Plaza.

Unlock Transmission (Tier 1) Pro Muscle:
Complete Eskuri Plaza.

Unlock Transmission (Tier 1) Street Exotic:
Complete South Fortuna.

Unlock Transmission (Tier 1) Street Muscle:
Complete Newport Industrial Park.

Unlock Transmission (Tier 1) Street Tuner:
Complete Mason District.

Unlock Transmission (Tier 2) Pro Exotic:
Complete Newport Industrial Park.

Unlock Transmission - (Tier 2) Pro Muscle:
Complete Ocean View.

Unlock Transmission - (Tier 2) Pro Tuner:
Complete Palmont University.

Unlock Turbo - (Tier 1) Pro Exotic:
Complete Palmont University.

Unlock Turbo - (Tier 1) Street Exotic:
Complete Fortuna Heights.

Unlock Turbo - (Tier 2) Pro Muscle:
Complete Historic Chinatown.

At the 'Click to Continue' screen type any of the following codes to unlock the corresponding effect.

Unlock ALL Tracks:
Canyonalltheway

Unlimited NOS:
Nosforeverever

Unlimited SpeedBreaker:
Slowitdownwhenyouwant

Unlock Castrol Cash:
5grand5grand

Unlock Unlimited Crew Charge:
Friendlyheadlocksapplied

Unlock Chrome Cars:
Shinycarsarethebestcars

Unlock Corvette Z06 Interceptor in Quick Race Mode:
Chasingmobile

Unlock Cross Corvette Z06 in Quick Race Mode:
Guesswhoisback

Unlock Dump Truck in Quick Race Mode:
Watchoutthebigtruckishere

Unlock Firetruck in Quick Race Mode:
Bigredfiredrive

Unlock Rhino in Quick Race Mode:
Trashtalking