Toyota 4Runner Junior Air Intake seat.Thus, the first generation 4Runner is nearly mechanically identical to the Toyota pickup. All first generation 4Runners had two doors and were indistinguishable from the pickups from the dashboard forward. Nearly all changes were to the latter half of the body; in fact, because the rear springs were not upgraded to cope with the additional weight of the rear seats and fiberglass top, these early models tend to suffer from sagging rear suspensions.The first 4Runners were introduced in 1984 as 1984 1/2 models. For this first year, all models were equipped with black or white fiberglass top

Features for your Toyota 4Runner

• The Airaid Jr. Air Intake System boosts horsepower and mileage for less than other intake kits
• Custom-designed for your specific year, make and model
• Airaid Jr. Air Intake Systems bring cooler air to your engine by retaining your sealed factory airbox
• Replaces your stock air filter with an Airaid Premium Direct-Fit Filter that's washable, reusable, and guaranteed to last a lifetime
• Airaid Jr. Air Intake Systems get the air flowing faster with the smooth custom Airaid Intake Tube

Airaid Junior Air Intake The Toyota pickup (upon which the 4Runner was originally based) underwent a major redesign in 1983 for the 1984 model year. Many other automakers were introducing mid-size SUVs in the mid 1980s (e.g., Ford Bronco II, Chevrolet S-10 Blazer, Nissan Pathfinder) and the pressure mounted on Toyota to develop a competing model. Instead of developing an entirely new vehicle, Toyota took their existing short-bed pickup frame, made some simple modifications, and added an open one-piece body with a removable fiberglass top (much like the full-size Ford Bronco and Chevrolet K5 Blazer), and removable rear