Trendy Wheels

Whether you have a very expensive car or a budget car,
tyres always get a lot of attention. Hence, it is very important to have some funky looking tyres on your car. You can accessorise them with flashy wheels. Try to find wheels that would fit your car's tyres appropriately. It would be wiser to ensure that the wheels do not outgrow the tyres. You can choose from chrome plated or alloy wheels.
You can add rims too. They are very important for the entire look of the car, so you would want to be a little extra careful with your choice there. And it is advisable that you get the wheels fitted by a professional as it is efficient and saves a lot of time.
Flashy Graphics

You can stylise your car by adorning the exterior with trendy graphic designs. You can choose from a range of
graphic stickers or install graphics. Regarding the placement of the graphics, the popular ones are exterior of your cars, including the hood, rear bumper and near the door handles.
New car graphic kits are easily available in car decoration stores.
Cool Paintings

If you happen to be sportier in nature and are willing to play with the car, you can also opt for car paintings. It can be another great way of showing off your personal style. You can opt for some popular designs like flames, pinstripes, and murals on the car body for a great look. There are plenty of great artists that will paint anything that you imagine.
Plastic Toys/ Stuff Toys

Plastic toys come quite handy when it comes to adorning your car's interiors. You can line up a few of your favourite toys on the dashboard of your car. You can make use of double-sided tape or sticky foam if you want the toys to be a temporary accessory. If you are fairly stable about the toys, you can use a longer lasting glue to stick the toys. This will keep the toys adhered to the dash for a longer duration. Also the back ledge of your car becomes quite useful when you want to decorate it with stuff toys.
Unique Seat Covers

You can really do a lot of things with the
seat covers. Changing the seat covers can give an entirely fresh look to an otherwise boring looking car interior. You can make use of the variety of seat covers available in different patterns, colours and prints. Choosing the right seat covers can be tricky business. The idea is to choose something that complements the interior of your car. The seat cover of your choice should create a harmonious balance between the colour scheme and the interior equipment. Loud colours may appeal to the senses of a lot of people, but it outstrips the presence of other elements in the cabin. Hence, it is suggested that you choose a relatively lighter shade to bring out the best effects.
A quick tip. You can also replace the floor mats of your car with some trendy and colourful bath mats.
Colourful Decorations

Colourful ornaments and jewels hanging from the
rear-view mirror can definitely increase the style quotient of your car. While the fairer sex will gravitate toward objects like miniature pom-poms, wind chimes, soft toys, men can decorate the car's rearview with something more masculine and gothic like a mini steel skull. Additionally, you can also dangle some fuzzy dice from the rearview mirror, and the deal is ready.
Neon Lighting

Neon lights look very eye-catchy and can instantly stylise your car. Underbody neon light kits have found wide popularity and are still cool with people who like attention on the road. You can also make good use of some underbody LED kits. Fitting them can require a bit of skill, so it is better you consult a professional about this.