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More power for your CUMMINS QSB4.5 148 from all with a 4.5 150HP engine. Chiptuning in a safe way. More power with ZIPTuning.

More power for your CUMMINS QSB4.5 130 from all with a 4.5 132HP engine. Chiptuning in a safe way. More power with ZIPTuning.

More power for your CUMMINS QSB4.5 115 from all with a 4.5 117HP engine. Chiptuning in a safe way. More power with ZIPTuning.

More power for your CUMMINS QSB4.5 128 from all with a 4.5 129HP engine. Chiptuning in a safe way. More power with ZIPTuning.

More power for your CUMMINS N14-A450 from all with a 14.0 450HP engine. Chiptuning in a safe way. More power with ZIPTuning.

More power for your CUMMINS N14-A475 from all with a 14.0 475HP engine. Chiptuning in a safe way. More power with ZIPTuning.

More power for your CUMMINS N14-A480 from all with a 14.0 480HP engine. Chiptuning in a safe way. More power with ZIPTuning.

More power for your CUMMINS N14-A500 from all with a 14.0 500HP engine. Chiptuning in a safe way. More power with ZIPTuning.

More power for your CUMMINS N14-A525 from all with a 14.0 525HP engine. Chiptuning in a safe way. More power with ZIPTuning.

More power for your CUMMINS N14-A360 from all with a 14.0 360HP engine. Chiptuning in a safe way. More power with ZIPTuning.