Injen BMW N54 Performance Intake for 135i and 335i E8x and E9x Twin Turbo Induction Upgrade
Transform the way your BMW 135i or 335i pulls and responds with the Injen SP Series Short Ram Performance Intake for the legendary BMW N54 twin turbo engine. This direct-fit induction kit replaces the restrictive factory airbox and intake tube with a high-flow mandrel-bent 6061 T-6 aluminium system and an EA Nanofiber dry air filter, delivering proven power gains, sharper throttle response and a cleaner, more efficient airflow path. Perfect for street-driven and performance-tuned BMWs, this intake is the go-to upgrade for anyone searching for BMW N54 intake, BMW 135i intake, BMW 335i intake, E90 335i intake, E92 335i intake, E93 335i intake, E82 135i intake, E88 135i intake, BMW N54 induction kit, performance intake or air intake upgrade.
Claimed gains: +12.9 hp and +12.2 lb-ft with Injen’s patented MR Technology. Designed to maintain safe air fuel ratios with the factory ECU, so no remap is required.
Why choose the Injen SP Series for your N54
- Dyno-proven performance up to +12.9 horsepower and +12.2 lb-ft torque
- Patented MR Technology keeps MAF readings within safe parameters for factory ECU compatibility
- EA Nanofiber X-1017 dry air filter for maximum airflow and easy maintenance
- Mandrel-bent 6061 T-6 aluminium intake tubing for smooth, unrestricted airflow
- High quality silicone couplers and stainless steel clamps for a durable, leak-free seal
- CNC machined brackets and adapters for precise OEM-like fitment
- Under-bonnet installation with comprehensive instructions simple, bolt-on upgrade
- Improves acceleration and can aid fuel economy thanks to more efficient airflow
- Proudly manufactured in the USA and supplied with manufacturer warranty
What you get
- Injen SP Series Short Ram Intake Assembly
- EA Nanofiber Dry Filter X-1017
- All required hardware and fittings
- Installation guide
Compatibility BMW N54 3.0 Twin Turbo
Direct fit for the following models running the N54 engine:
- BMW 1 Series E82 Coupe 135i 2008 to 2010
- BMW 1 Series E88 Convertible 135i 2008 to 2010
- BMW 3 Series E90 Saloon 335i and 335xi 2006 to 2010
- BMW 3 Series E91 Touring 335i and 335xi 2006 to 2010
- BMW 3 Series E92 Coupe 335i and 335xi 2006 to 2010
- BMW 3 Series E93 Convertible 335i and 335xi 2006 to 2010
- BMW 3 Series E92 Coupe 335is 2011 to 2013
Part numbers and finishes
- SP1125WB Wrinkle Black
- SP1125WR Wrinkle Red
- SP1125P Polished
Real-world results from Nforcd
We run, fit and recommend these Injen N54 intakes at Nforcd and our customers love them. The quality, fitment and drivability are spot on, with the MR Technology keeping the ECU happy while freeing up genuine performance. If you are searching for a reliable BMW N54 intake kit that delivers repeatable gains without hassle, this is it.
Installation and fitting
Straightforward under-bonnet install with no need to get the car on a ramp. Designed to work with the factory ECU and MAF housing so no remap is required. Prefer a professional fit and health check on your N54 135i or 335i Book fitting with Nforcd in Warwickshire. Email Sales@nforcd.com for a quote.
Compatibility check
We verify fitment before dispatch. Provide your UK registration or the last 7 of your VIN at checkout and we will confirm compatibility for your BMW E82 E88 E90 E91 E92 or E93 N54.
Availability note
Polished finish SP1125P is on back-order only. Estimated lead time is 5 to 10 working days.
Manufacturer
Injen Technology made in the USA with manufacturer warranty.
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