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Make sure that the grommet is installed and seated properly as shown in
above photo.

Install air filter to the tube and tighten and secure. 

Figure  67  

Figure  68

Position for BEST POSSIBLE FIT. Note: This may need a lot of
adjustment with both tubes. Make sure that the hood has clearance
and the tube is not touching the fuel line below. 

Tighten all clamps using 8mm nut driver. 

Re-install the engine cover.

135i install shown above. 

Adjust if necessary to have clearance.

Page 8 of Part# SP1126

335i install shown above. 

Adjust if necessary to have clearance.

Figure  71 

Figure  70

Figure  69

Figure  72 

1.

Upon completion of the installation, reconnect the negative battery terminal before you start the engine.

2.

Align the entire intake system for the best possible fit.  Once the intake has been properly fitted continue

to tighten all nuts, bolts and clamps.

3.

Periodically, recheck the alignment of the intake system and make sure there is proper clearance around

and along the length of the intake.  Failure to follow proper maintenance procedures may cause

damage to the intake and will void the warranty.

4.

Start the engine and listen carefully for any odd noises, rattles and/or air leaks prior to taking it for a test

drive.  If any problems arise go back and check the vacuum lines, hoses and clamps that maybe causing

leaks or rattles and correct the problem.

5.

Check the filter for excessive dirt build up.  

Congratulations!  You have just completed the installation of the best

 

intake system sold on the market.    

Enjoy the added power and performance of your new intake system.

Summary of Contents for SP1126

Page 1: ...garding installation please contact the dealer you purchased this product from Installation DOES require some mechanical skills A qualified mechanic is always recommended Do not attempt to install the intake system while the engine is hot The installation may require removal of radiator fluid line that may be hot Injen Technology offers a limited lifetime warranty to the original purchaser against...

Page 2: ... the MAF sensor Carefully pull up and remove the engine cover Loosen the clamp on intake tube using 7mm nut driver For the 335i loosen and remove the 2 bolts and 2 plastic push clips holding in the primary 1 piece air scoop using t25 torx bit Lift up and pull back the the lower primary air scoop assembly Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 12 Figure 13 F...

Page 3: ...osen the bolt holding in the intake tube on engine and remove Carefully pull back the crank case fitting from the engine using a small flat head screwdriver Disconnect the crank case line harness Carefully lift intake tube and slide back towards fire wall and remove Make sure you remove the rubber gasket on turbo housing Carefully pull the clamp apart and silde making the 2 lines pass the clamp Ca...

Page 4: ... Insert the m6 x 35mm bolt through the composite cross member and through the 3 8 aluminum coupler as shown in figure 26 Applicable to the 135i only Use a 1 4 drill bit to drill a hole through the composite cross member the short bracket on the cup is used as a pattern The m6 x 35mm hex bolt is inserted through the cross member and into the 3 8 aluminum coupler The aluminum coupler is used as a ba...

Page 5: ...the resovoir into the cup and secure Note Make sure the resovoir bottle sits all the way down and tight The stock m6 bolt is used to fasten the extended bracket located on the new power steering cup Install the M6x35mm bolt through bracket now install the spacer to the bolt Position the bolt to the back side of the thredded insert from previous step A Loosen the bolt on left side of core support h...

Page 6: ... for both the 135i and 335i With t30 torx bit loosen the 2 screws holding in the crank case line Carefully pull out and remove Install into the new lower assembly intake tube Secure using the M4 but ton head screws provided Position the lower intake tube assembly into vehicle Note Very tight fit position from firewall forward to the hose from step 56 Position the tube and make sure it fits secure ...

Page 7: ...h to the end of the intake tube Tighten on the tube only A Install the MAF sensor into the new intake tube B Secure the MAF sensor using the provided M4 button head screws A Attach the grommet to the hole on the bracket B Install the upper intake tube assembly into the vehicle and position to the tube and factory airbox engine fitting Figure 59 Figure 60 Figure 63 Figure 62 Figure 61 Figure 64 Sec...

Page 8: ... start the engine 2 Align the entire intake system for the best possible fit Once the intake has been properly fitted continue to tighten all nuts bolts and clamps 3 Periodically recheck the alignment of the intake system and make sure there is proper clearance around and along the length of the intake Failure to follow proper maintenance procedures may cause damage to the intake and will void the...

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